diff --git a/OpenImageIO.spec b/OpenImageIO.spec
index ce53ce6..ac191d4 100644
--- a/OpenImageIO.spec
+++ b/OpenImageIO.spec
@@ -20,7 +20,7 @@ Patch3:         OpenImageIO-0.10.2-Z_BEST_COMPRESSION.patch
 
 BuildRequires:  boost-devel glew-devel qt-devel OpenEXR-devel ilmbase-devel
 BuildRequires:  python2-devel txt2man
-BuildRequires:  libpng libtiff-devel
+BuildRequires:  libpng-devel libtiff-devel
 BuildRequires:  zlib-devel jasper-devel
 BuildRequires:  pugixml-devel
 BuildRequires:  tbb-devel