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-rw-r--r--thirdparty/CMakeLists.txt2
1 files changed, 1 insertions, 1 deletions
diff --git a/thirdparty/CMakeLists.txt b/thirdparty/CMakeLists.txt
index b129d0e5..b8c6b387 100644
--- a/thirdparty/CMakeLists.txt
+++ b/thirdparty/CMakeLists.txt
@@ -46,7 +46,7 @@ IF (ZLIB_FOUND)
SET(HAVE_PNG_H 1 PARENT_SCOPE)
SET(HAVE_LIBPNG 1 PARENT_SCOPE)
SET(PNG_LIBNAME ${PNG_LIBRARIES} PARENT_SCOPE)
- SET(PNG_INCLUDE_DIRNAME ${PNG_INCLUDE_DIR} PARENT_SCOPE)
+ SET(PNG_INCLUDE_DIRNAME ${PNG_PNG_INCLUDE_DIR} PARENT_SCOPE)
ELSE(PNG_FOUND) # not found