diff --git a/source/glest_game/CMakeLists.txt b/source/glest_game/CMakeLists.txt
index 711bf807..2fd4a15a 100644
--- a/source/glest_game/CMakeLists.txt
+++ b/source/glest_game/CMakeLists.txt
@@ -85,10 +85,23 @@ IF(BUILD_MEGAGLEST)
 		SET(EXTERNAL_LIBS ${EXTERNAL_LIBS} ${PNG_LIBRARY})
 	ENDIF()
 
+	FIND_PACKAGE(OpenSSL)
+	IF(OPENSSL_FOUND)
+	    INCLUDE_DIRECTORIES(${OPENSSL_INCLUDE_DIR})
+	ELSE()
+	    MESSAGE(STATUS "**NOTE: OpenSSL is usually not required.")
+	ENDIF()
+
 	FIND_PACKAGE(CURL REQUIRED)
 	INCLUDE_DIRECTORIES(${CURL_INCLUDE_DIRS})
 	IF(UNIX)
-		SET(EXTERNAL_LIBS ${EXTERNAL_LIBS} ${CURL_LIBRARIES} ssl crypto)
+		IF(NOT OPENSSL_FOUND)
+		    # default
+		    SET(EXTERNAL_LIBS ${EXTERNAL_LIBS} ${CURL_LIBRARIES})
+		ELSE()
+		    # mageia
+		    SET(EXTERNAL_LIBS ${EXTERNAL_LIBS} ${CURL_LIBRARIES} ssl crypto)
+		ENDIF()
 	ENDIF()
 
 	FIND_PACKAGE(GLEW REQUIRED)
diff --git a/source/shared_lib/CMakeLists.txt b/source/shared_lib/CMakeLists.txt
index 015b5c3c..88f04568 100644
--- a/source/shared_lib/CMakeLists.txt
+++ b/source/shared_lib/CMakeLists.txt
@@ -51,10 +51,23 @@ IF(BUILD_MEGAGLEST_MODEL_VIEWER OR BUILD_MEGAGLEST_MAP_EDITOR OR BUILD_MEGAGLEST
 		INCLUDE_DIRECTORIES(${PROJECT_SOURCE_DIR}/source/shared_lib/include/platform/win32)
 	ENDIF()
 
+	FIND_PACKAGE(OpenSSL)
+	IF(OPENSSL_FOUND)
+	    INCLUDE_DIRECTORIES(${OPENSSL_INCLUDE_DIR})
+	ELSE()
+	    MESSAGE(STATUS "**NOTE: OpenSSL is usually not required.")
+	ENDIF()
+
 	FIND_PACKAGE(CURL REQUIRED)
 	INCLUDE_DIRECTORIES(${CURL_INCLUDE_DIRS})
 	IF(UNIX)
-		SET(EXTERNAL_LIBS ${EXTERNAL_LIBS} ${CURL_LIBRARIES} ssl)
+		IF(NOT OPENSSL_FOUND)
+		    # default
+		    SET(EXTERNAL_LIBS ${EXTERNAL_LIBS} ${CURL_LIBRARIES})
+		ELSE()
+		    # mageia
+		    SET(EXTERNAL_LIBS ${EXTERNAL_LIBS} ${CURL_LIBRARIES} ssl)
+		ENDIF()
 	ENDIF()
 	# check libcurl version #
 	IF(WIN32)