diff --git a/Source/Platform/ChangeLog b/Source/Platform/ChangeLog
index 100965e2fe8ab404d0874a68ae282af4f6a57826..d86694ec328e4ff53b158fba280a2354572d53c2 100644
--- a/Source/Platform/ChangeLog
+++ b/Source/Platform/ChangeLog
@@ -1,3 +1,13 @@
+2013-03-13  Zan Dobersek  <zdobersek@igalia.com>
+
+        [GTK] Build fixes after 145552
+        https://bugs.webkit.org/show_bug.cgi?id=112267
+
+        Reviewed by Gustavo Noronha Silva.
+
+        * GNUmakefile.am: Include the same-level GNUmakefile.list.am.
+        Fix a typo in the inline visibility compiler flag.
+
 2013-03-12  Adam Barth  <abarth@webkit.org>
 
         [Chromium] Remove last vestigates of WEBKIT_USING_V8
diff --git a/Source/Platform/GNUmakefile.am b/Source/Platform/GNUmakefile.am
index e45598b823934a25af6056e49b1653f21171b935..5f960cb45fa5a493fa3a014ed1c65f2bf126fc9c 100644
--- a/Source/Platform/GNUmakefile.am
+++ b/Source/Platform/GNUmakefile.am
@@ -6,6 +6,8 @@
 # For now we only build the libPlatformGtk library as there are no source files in place yet
 # that could be built into libPlatform.
 
+include $(srcdir)/Source/Platform/GNUmakefile.list.am
+
 platformgtk_cppflags += \
 	-DWEBKITGTK_API_VERSION_STRING=\"@WEBKITGTK_API_VERSION@\" \
 	-I$(srcdir)/Source/Platform/gtk
@@ -17,7 +19,7 @@ libPlatformGtk_la_SOURCES = \
 	$(platformgtk_sources)
 
 libPlatformGtk_la_CXXFLAGS = \
-	-fvisibility-inlines-hidder \
+	-fvisibility-inlines-hidden \
 	$(global_cxxflags)
 
 libPlatformGtk_la_CFLAGS = \
diff --git a/Source/WebKit2/ChangeLog b/Source/WebKit2/ChangeLog
index bccbea7467aa4c8574ddc128e73be8fccc3c81ab..d7ec13d9c0452598226ef65d303ae47ad0c25851 100644
--- a/Source/WebKit2/ChangeLog
+++ b/Source/WebKit2/ChangeLog
@@ -1,3 +1,14 @@
+2013-03-13  Zan Dobersek  <zdobersek@igalia.com>
+
+        [GTK] Build fixes after 145552
+        https://bugs.webkit.org/show_bug.cgi?id=112267
+
+        Reviewed by Gustavo Noronha Silva.
+
+        * GNUmakefile.am: Narrow down the dependency CFLAGS list to only ones that are actually needed
+        to build the platformgtk_sources into libPlatformGtk2.la. At the moment this means only
+        GTK+-2.0 CFLAGS are used.
+
 2013-03-13  Antoine Quint  <graouts@apple.com>
 
         Calling WebInspectorClient::highlight() during a fade-out animation of the PageOverlay won't stop its animation
diff --git a/Source/WebKit2/GNUmakefile.am b/Source/WebKit2/GNUmakefile.am
index 6d56d7c0242ed08822300b4e39987e0c790a607c..88f34577e9d95c4a6760eb673802ffaf5c877cc6 100644
--- a/Source/WebKit2/GNUmakefile.am
+++ b/Source/WebKit2/GNUmakefile.am
@@ -507,27 +507,7 @@ libPlatformGtk2_la_CPPFLAGS = \
 	$(platformgtk_cppflags) \
 	$(javascriptcore_cppflags) \
 	-fno-strict-aliasing \
-	$(CAIRO_CFLAGS) \
-	$(CLUTTER_CFLAGS) \
-	$(COVERAGE_CFLAGS) \
-	$(ENCHANT_CFLAGS) \
-	$(FREETYPE_CFLAGS) \
-	$(GAIL_CFLAGS) \
-	$(GAMEPAD_CFLAGS) \
-	$(GEOCLUE_CFLAGS) \
-	$(GLIB_CFLAGS) \
-	$(GSTREAMER_CFLAGS) \
-	$(GTK_CFLAGS) \
-	$(LIBSECRET_CFLAGS) \
-	$(LIBSOUP_CFLAGS) \
-	$(LIBXML_CFLAGS) \
-	$(LIBXSLT_CFLAGS) \
-	$(SQLITE3_CFLAGS) \
-	$(UNICODE_CFLAGS) \
-	$(XCOMPOSITE_CFLAGS) \
-	$(XDAMAGE_CFLAGS) \
-	$(XRENDER_CFLAGS) \
-	$(XT_CFLAGS)
+	$(GTK2_CFLAGS)
 
 # Injected Bundle
 injectedbundledir = $(libdir)/webkit2gtk-3.0/injected-bundle