diff --git a/app/core/gimpdrawable.c b/app/core/gimpdrawable.c
index f7e2bd3c4d..090a9a296e 100644
--- a/app/core/gimpdrawable.c
+++ b/app/core/gimpdrawable.c
@@ -50,6 +50,8 @@
 #include "gimppreviewcache.h"
 #include "gimpprogress.h"
 
+#include "gimp-log.h"
+
 #include "gimp-intl.h"
 
 
@@ -1936,7 +1938,7 @@ gimp_drawable_attach_floating_sel (GimpDrawable *drawable,
   g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)));
   g_return_if_fail (GIMP_IS_LAYER (floating_sel));
 
-  g_printerr ("%s\n", G_STRFUNC);
+  GIMP_LOG (FLOATING_SELECTION, "%s", G_STRFUNC);
 
   image = gimp_item_get_image (GIMP_ITEM (drawable));
 
@@ -1967,7 +1969,7 @@ gimp_drawable_detach_floating_sel (GimpDrawable *drawable,
   g_return_if_fail (GIMP_IS_DRAWABLE (drawable));
   g_return_if_fail (GIMP_IS_LAYER (floating_sel));
 
-  g_printerr ("%s\n", G_STRFUNC);
+  GIMP_LOG (FLOATING_SELECTION, "%s", G_STRFUNC);
 
   image = gimp_item_get_image (GIMP_ITEM (drawable));
 
diff --git a/app/gimp-log.c b/app/gimp-log.c
index e089e96ba2..4820aa3dc6 100644
--- a/app/gimp-log.c
+++ b/app/gimp-log.c
@@ -37,17 +37,18 @@ gimp_log_init (void)
     {
       const GDebugKey log_keys[] =
       {
-        { "tool-events",    GIMP_LOG_TOOL_EVENTS    },
-        { "tool-focus",     GIMP_LOG_TOOL_FOCUS     },
-        { "dnd",            GIMP_LOG_DND            },
-        { "help",           GIMP_LOG_HELP           },
-        { "dialog-factory", GIMP_LOG_DIALOG_FACTORY },
-        { "menus",          GIMP_LOG_MENUS          },
-        { "save-dialog",    GIMP_LOG_SAVE_DIALOG    },
-        { "image-scale",    GIMP_LOG_IMAGE_SCALE    },
-        { "shadow-tiles",   GIMP_LOG_SHADOW_TILES   },
-        { "scale",          GIMP_LOG_SCALE          },
-        { "wm",             GIMP_LOG_WM             }
+        { "tool-events",        GIMP_LOG_TOOL_EVENTS        },
+        { "tool-focus",         GIMP_LOG_TOOL_FOCUS         },
+        { "dnd",                GIMP_LOG_DND                },
+        { "help",               GIMP_LOG_HELP               },
+        { "dialog-factory",     GIMP_LOG_DIALOG_FACTORY     },
+        { "menus",              GIMP_LOG_MENUS              },
+        { "save-dialog",        GIMP_LOG_SAVE_DIALOG        },
+        { "image-scale",        GIMP_LOG_IMAGE_SCALE        },
+        { "shadow-tiles",       GIMP_LOG_SHADOW_TILES       },
+        { "scale",              GIMP_LOG_SCALE              },
+        { "wm",                 GIMP_LOG_WM                 },
+        { "floating-selection", GIMP_LOG_FLOATING_SELECTION }
       };
 
       /*  g_parse_debug_string() has special treatment of the string 'help',
diff --git a/app/gimp-log.h b/app/gimp-log.h
index eecdb5f215..8c19d96a80 100644
--- a/app/gimp-log.h
+++ b/app/gimp-log.h
@@ -21,17 +21,18 @@
 
 typedef enum
 {
-  GIMP_LOG_TOOL_EVENTS    = 1 << 0,
-  GIMP_LOG_TOOL_FOCUS     = 1 << 1,
-  GIMP_LOG_DND            = 1 << 2,
-  GIMP_LOG_HELP           = 1 << 3,
-  GIMP_LOG_DIALOG_FACTORY = 1 << 4,
-  GIMP_LOG_MENUS          = 1 << 5,
-  GIMP_LOG_SAVE_DIALOG    = 1 << 6,
-  GIMP_LOG_IMAGE_SCALE    = 1 << 7,
-  GIMP_LOG_SHADOW_TILES   = 1 << 8,
-  GIMP_LOG_SCALE          = 1 << 9,
-  GIMP_LOG_WM             = 1 << 10
+  GIMP_LOG_TOOL_EVENTS        = 1 << 0,
+  GIMP_LOG_TOOL_FOCUS         = 1 << 1,
+  GIMP_LOG_DND                = 1 << 2,
+  GIMP_LOG_HELP               = 1 << 3,
+  GIMP_LOG_DIALOG_FACTORY     = 1 << 4,
+  GIMP_LOG_MENUS              = 1 << 5,
+  GIMP_LOG_SAVE_DIALOG        = 1 << 6,
+  GIMP_LOG_IMAGE_SCALE        = 1 << 7,
+  GIMP_LOG_SHADOW_TILES       = 1 << 8,
+  GIMP_LOG_SCALE              = 1 << 9,
+  GIMP_LOG_WM                 = 1 << 10,
+  GIMP_LOG_FLOATING_SELECTION = 1 << 11
 } GimpLogFlags;
 
 
@@ -72,17 +73,18 @@ void   gimp_logv     (const gchar *function,
 /* need to expand all the short forms
  * to make them known constants at compile time
  */
-#define TOOL_EVENTS    GIMP_LOG_TOOL_EVENTS
-#define TOOL_FOCUS     GIMP_LOG_TOOL_FOCUS
-#define DND            GIMP_LOG_DND
-#define HELP           GIMP_LOG_HELP
-#define DIALOG_FACTORY GIMP_LOG_DIALOG_FACTORY
-#define MENUS          GIMP_LOG_MENUS
-#define SAVE_DIALOG    GIMP_LOG_SAVE_DIALOG
-#define IMAGE_SCALE    GIMP_LOG_IMAGE_SCALE
-#define SHADOW_TILES   GIMP_LOG_SHADOW_TILES
-#define SCALE          GIMP_LOG_SCALE
-#define WM             GIMP_LOG_WM
+#define TOOL_EVENTS        GIMP_LOG_TOOL_EVENTS
+#define TOOL_FOCUS         GIMP_LOG_TOOL_FOCUS
+#define DND                GIMP_LOG_DND
+#define HELP               GIMP_LOG_HELP
+#define DIALOG_FACTORY     GIMP_LOG_DIALOG_FACTORY
+#define MENUS              GIMP_LOG_MENUS
+#define SAVE_DIALOG        GIMP_LOG_SAVE_DIALOG
+#define IMAGE_SCALE        GIMP_LOG_IMAGE_SCALE
+#define SHADOW_TILES       GIMP_LOG_SHADOW_TILES
+#define SCALE              GIMP_LOG_SCALE
+#define WM                 GIMP_LOG_WM
+#define FLOATING_SELECTION GIMP_LOG_FLOATING_SELECTION
 
 #if 0 /* last resort */
 #  define GIMP_LOG /* nothing => no varargs, no log */