diff --git a/multimedia/graphics/gimp/addon/gimp-resynthesizer/pspec.xml b/multimedia/graphics/gimp/addon/gimp-resynthesizer/pspec.xml
index 281c50ec9d..4abaf9ca57 100644
--- a/multimedia/graphics/gimp/addon/gimp-resynthesizer/pspec.xml
+++ b/multimedia/graphics/gimp/addon/gimp-resynthesizer/pspec.xml
@@ -15,6 +15,7 @@
         <Archive sha1sum="9a7a6318b18d9546d712441594041c4ca47952d7" type="targz">http://www.logarithmic.net/pfh-files/resynthesizer/resynthesizer-0.16.tar.gz</Archive>
         <BuildDependencies>
             <Dependency>gimp-devel</Dependency>
+            <Dependency>gtk3-devel</Dependency>
         </BuildDependencies>
     </Source>
     <Package>