diff -up geary-0.5.3/src/CMakeLists.txt.orig geary-0.5.3/src/CMakeLists.txt
--- geary-0.5.3/src/CMakeLists.txt.orig	2014-03-11 19:15:14.266379316 +0100
+++ geary-0.5.3/src/CMakeLists.txt	2014-03-11 19:15:39.802011213 +0100
@@ -614,7 +614,7 @@ add_custom_command(
     WORKING_DIRECTORY
         ${CMAKE_SOURCE_DIR}/bindings/metadata
     COMMAND
-        vapigen --pkg=gio-2.0 --pkg=gtk+-3.0 --pkg=libsoup-2.4 --metadatadir=. --metadatadir=${WEBKITGTK_METADATA_DIR} --library=webkitgtk-3.0 --directory=${CMAKE_BINARY_DIR}/src ${WEBKITGTK_CUSTOM_VALA} `pkg-config --variable=girdir gobject-introspection-1.0`/WebKit-3.0.gir
+        ${VAPIGEN} --pkg=gio-2.0 --pkg=gtk+-3.0 --pkg=libsoup-2.4 --metadatadir=. --metadatadir=${WEBKITGTK_METADATA_DIR} --library=webkitgtk-3.0 --directory=${CMAKE_BINARY_DIR}/src ${WEBKITGTK_CUSTOM_VALA} `pkg-config --variable=girdir gobject-introspection-1.0`/WebKit-3.0.gir
 )
 
 # Geary client app