diff --git a/CMakeLists.txt b/CMakeLists.txt
index 73db7846fc..fcdeeca8fb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -610,6 +610,7 @@ if(POLARSSL_FOUND AND POLARSSL_WORKS)
 	include_directories(${POLARSSL_INCLUDE_DIR})
 else()
 	message("Using PolarSSL from Externals")
+	set(POLARSSL_LIBRARY polarssl)
 	add_subdirectory(Externals/polarssl/)
 	include_directories(Externals/polarssl/include)
 endif()