diff --git a/multimedia/graphics/webp/pspec.xml b/multimedia/graphics/webp/pspec.xml
index 59738075b1..a9d530cd78 100644
--- a/multimedia/graphics/webp/pspec.xml
+++ b/multimedia/graphics/webp/pspec.xml
@@ -18,6 +18,7 @@
             <Dependency>mesa-glu-devel</Dependency>
             <Dependency>libpng-devel</Dependency>
             <Dependency>tiff-devel</Dependency>
+            <Dependency>libsdl-devel</Dependency>
             <Dependency>giflib-devel</Dependency>
             <Dependency>freeglut-devel</Dependency>
             <Dependency>libjpeg-turbo-devel</Dependency>