diff --git a/haiku-apps/optipngtranslator/optipngtranslator-0.0.1.recipe b/haiku-apps/optipngtranslator/optipngtranslator-0.0.1.recipe
index d8684fdbe..a15975efe 100644
--- a/haiku-apps/optipngtranslator/optipngtranslator-0.0.1.recipe
+++ b/haiku-apps/optipngtranslator/optipngtranslator-0.0.1.recipe
@@ -11,7 +11,7 @@ REVISION="2"
 srcGitRev="8e3996a92d840f3c097cf954e001d4f371265161"
 SOURCE_URI="$HOMEPAGE/archive/$srcGitRev.tar.gz"
 CHECKSUM_SHA256="4bbcb970f42bc13bba1105cce03739601339c3c52f8aec6c16130a9a1834746d"
-SOURCE_DIR="optipngtranslator-$srcGitRev"
+SOURCE_DIR="OptiPNGTranslator-$srcGitRev"
 ARCHITECTURES="x86_gcc2 x86 x86_64"
 
 if [ $buildArchitecture = x86_gcc2 ] && \