diff --git a/i3-input/main.c b/i3-input/main.c
index 5a6a740e..6736aad3 100644
--- a/i3-input/main.c
+++ b/i3-input/main.c
@@ -344,7 +344,7 @@ static xcb_rectangle_t get_window_position(void) {
         goto free_resources;
     }
 
-    DLOG("Determined coordinates of window with input focus at x = %i / y = %i", coordinates->dst_x, coordinates->dst_y);
+    DLOG("Determined coordinates of window with input focus at x = %i / y = %i.\n", coordinates->dst_x, coordinates->dst_y);
     result.x += coordinates->dst_x;
     result.y += coordinates->dst_y;
 
diff --git a/i3-nagbar/main.c b/i3-nagbar/main.c
index d93c6585..aca70ab1 100644
--- a/i3-nagbar/main.c
+++ b/i3-nagbar/main.c
@@ -326,7 +326,7 @@ static xcb_rectangle_t get_window_position(void) {
     if (crtc == NULL)
         goto free_resources;
 
-    DLOG("Found primary output on position x = %i / y = %i / w = %i / h = %i",
+    DLOG("Found primary output on position x = %i / y = %i / w = %i / h = %i.\n",
          crtc->x, crtc->y, crtc->width, crtc->height);
     if (crtc->width == 0 || crtc->height == 0) {
         DLOG("Primary output is not active, ignoring it.\n");
diff --git a/src/commands.c b/src/commands.c
index 71b48182..49cb09fe 100644
--- a/src/commands.c
+++ b/src/commands.c
@@ -1123,14 +1123,14 @@ void cmd_unmark(I3_CMD, char *mark) {
             FREE(con->mark);
             con->mark_changed = true;
         }
-        DLOG("removed all window marks");
+        DLOG("Removed all window marks.\n");
     } else {
         Con *con = con_by_mark(mark);
         if (con != NULL) {
             FREE(con->mark);
             con->mark_changed = true;
         }
-        DLOG("removed window mark %s\n", mark);
+        DLOG("Removed window mark \"%s\".\n", mark);
     }
 
     cmd_output->needs_tree_render = true;
@@ -1934,7 +1934,7 @@ void cmd_title_format(I3_CMD, char *format) {
  */
 void cmd_rename_workspace(I3_CMD, char *old_name, char *new_name) {
     if (strncasecmp(new_name, "__", strlen("__")) == 0) {
-        LOG("Cannot rename workspace to \"%s\": names starting with __ are i3-internal.", new_name);
+        LOG("Cannot rename workspace to \"%s\": names starting with __ are i3-internal.\n", new_name);
         ysuccess(false);
         return;
     }
diff --git a/src/con.c b/src/con.c
index 05f608bd..08c72001 100644
--- a/src/con.c
+++ b/src/con.c
@@ -729,12 +729,12 @@ static bool _con_move_to_con(Con *con, Con *target, bool behind_focused, bool fi
     /* Prevent moving if this would violate the fullscreen focus restrictions. */
     Con *target_ws = con_get_workspace(target);
     if (!con_fullscreen_permits_focusing(target_ws)) {
-        LOG("Cannot move out of a fullscreen container");
+        LOG("Cannot move out of a fullscreen container.\n");
         return false;
     }
 
     if (con_is_floating(con)) {
-        DLOG("Using FLOATINGCON instead\n");
+        DLOG("Container is floating, using parent instead.\n");
         con = con->parent;
     }
 
diff --git a/src/config_directives.c b/src/config_directives.c
index 0e477b70..3db33d2e 100644
--- a/src/config_directives.c
+++ b/src/config_directives.c
@@ -372,7 +372,7 @@ CFGFUN(focus_on_window_activation, const char *mode) {
         return;
     }
 
-    DLOG("Set new focus_on_window_activation mode = %i", config.focus_on_window_activation);
+    DLOG("Set new focus_on_window_activation mode = %i.\n", config.focus_on_window_activation);
 }
 
 CFGFUN(show_marks, const char *value) {
@@ -452,7 +452,7 @@ CFGFUN(assign, const char *workspace) {
         ELOG("Match is empty, ignoring this assignment\n");
         return;
     }
-    DLOG("new assignment, using above criteria, to workspace %s\n", workspace);
+    DLOG("New assignment, using above criteria, to workspace \"%s\".\n", workspace);
     Assignment *assignment = scalloc(sizeof(Assignment));
     match_copy(&(assignment->match), current_match);
     assignment->type = A_TO_WORKSPACE;
@@ -466,7 +466,7 @@ CFGFUN(no_focus) {
         return;
     }
 
-    DLOG("new assignment, using above criteria, to ignore focus on manage");
+    DLOG("New assignment, using above criteria, to ignore focus on manage.\n");
     Assignment *assignment = scalloc(sizeof(Assignment));
     match_copy(&(assignment->match), current_match);
     assignment->type = A_NO_FOCUS;
diff --git a/src/floating.c b/src/floating.c
index a2843535..a82e2525 100644
--- a/src/floating.c
+++ b/src/floating.c
@@ -441,7 +441,7 @@ void floating_move_to_pointer(Con *con) {
 
     Output *output = get_output_containing(reply->root_x, reply->root_y);
     if (output == NULL) {
-        ELOG("The pointer is not on any output, cannot move the container here.");
+        ELOG("The pointer is not on any output, cannot move the container here.\n");
         return;
     }
 
@@ -663,7 +663,7 @@ static void xcb_drag_check_cb(EV_P_ ev_check *w, int revents) {
                 break;
 
             case XCB_KEY_PRESS:
-                DLOG("A key was pressed during drag, reverting changes.");
+                DLOG("A key was pressed during drag, reverting changes.\n");
                 dragloop->result = DRAG_REVERT;
                 handle_event(type, event);
                 break;
diff --git a/src/handlers.c b/src/handlers.c
index 0eda54b0..d7d48a1c 100644
--- a/src/handlers.c
+++ b/src/handlers.c
@@ -751,7 +751,7 @@ static void handle_client_message(xcb_client_message_event_t *event) {
                 DLOG("Marking con = %p urgent\n", con);
                 con_set_urgency(con, true);
             } else
-                DLOG("Ignoring request for con = %p", con);
+                DLOG("Ignoring request for con = %p.\n", con);
         }
 
         tree_render();
diff --git a/src/main.c b/src/main.c
index e8e0daa8..4c5b5f18 100644
--- a/src/main.c
+++ b/src/main.c
@@ -450,7 +450,7 @@ int main(int argc, char *argv[]) {
             memset(cwd, '\0', cwd_size);
             if (read(patternfd, cwd, cwd_size) > 0)
                 /* a trailing newline is included in cwd */
-                LOG("CORE DUMPS: Your core_pattern is: %s", cwd);
+                LOG("CORE DUMPS: Your core_pattern is: \"%s\".\n", cwd);
             close(patternfd);
         }
         free(cwd);
@@ -574,7 +574,7 @@ int main(int argc, char *argv[]) {
 
     bool needs_tree_init = true;
     if (layout_path) {
-        LOG("Trying to restore the layout from %s...", layout_path);
+        LOG("Trying to restore the layout from \"%s\".\n", layout_path);
         needs_tree_init = !tree_restore(layout_path, greply);
         if (delete_layout_path) {
             unlink(layout_path);
@@ -768,7 +768,7 @@ int main(int argc, char *argv[]) {
             sigaction(SIGABRT, &action, NULL) == -1 ||
             sigaction(SIGFPE, &action, NULL) == -1 ||
             sigaction(SIGSEGV, &action, NULL) == -1)
-            ELOG("Could not setup signal handler");
+            ELOG("Could not setup signal handler.\n");
     }
 
     /* Catch all signals with default action "Term", see signal(7) */
@@ -777,7 +777,7 @@ int main(int argc, char *argv[]) {
         sigaction(SIGALRM, &action, NULL) == -1 ||
         sigaction(SIGUSR1, &action, NULL) == -1 ||
         sigaction(SIGUSR2, &action, NULL) == -1)
-        ELOG("Could not setup signal handler");
+        ELOG("Could not setup signal handler.\n");
 
     /* Ignore SIGPIPE to survive errors when an IPC client disconnects
      * while we are sending them a message */
diff --git a/src/resize.c b/src/resize.c
index 994fd692..05fe5055 100644
--- a/src/resize.c
+++ b/src/resize.c
@@ -88,7 +88,7 @@ bool resize_find_tiling_participants(Con **current, Con **other, direction_t dir
         }
     }
 
-    DLOG("Found participants: first=%p and second=%p.", first, second);
+    DLOG("Found participants: first=%p and second=%p.\n", first, second);
     *current = first;
     *other = second;
     if (first == NULL || second == NULL) {
diff --git a/src/sighandler.c b/src/sighandler.c
index 4b1307c9..ceaa4842 100644
--- a/src/sighandler.c
+++ b/src/sighandler.c
@@ -327,5 +327,5 @@ void setup_signal_handler(void) {
         sigaction(SIGABRT, &action, NULL) == -1 ||
         sigaction(SIGFPE, &action, NULL) == -1 ||
         sigaction(SIGSEGV, &action, NULL) == -1)
-        ELOG("Could not setup signal handler");
+        ELOG("Could not setup signal handler.\n");
 }
diff --git a/src/window.c b/src/window.c
index 7b0f397d..dd04b1b9 100644
--- a/src/window.c
+++ b/src/window.c
@@ -241,7 +241,7 @@ void window_update_type(i3Window *window, xcb_get_property_reply_t *reply) {
     }
 
     window->window_type = new_type;
-    LOG("_NET_WM_WINDOW_TYPE changed to %i", window->window_type);
+    LOG("_NET_WM_WINDOW_TYPE changed to %i.\n", window->window_type);
 
     run_assignments(window);
 }
diff --git a/src/workspace.c b/src/workspace.c
index c327f977..59d6d77c 100644
--- a/src/workspace.c
+++ b/src/workspace.c
@@ -729,7 +729,7 @@ workspace_prev_on_output_end:
  */
 void workspace_back_and_forth(void) {
     if (!previous_workspace_name) {
-        DLOG("No previous workspace name set. Not switching.");
+        DLOG("No previous workspace name set. Not switching.\n");
         return;
     }
 
@@ -742,7 +742,7 @@ void workspace_back_and_forth(void) {
  */
 Con *workspace_back_and_forth_get(void) {
     if (!previous_workspace_name) {
-        DLOG("no previous workspace name set.");
+        DLOG("No previous workspace name set.\n");
         return NULL;
     }