diff --git a/base/plugins.cpp b/base/plugins.cpp
index 6b70b77393d..a8fb07d8933 100644
--- a/base/plugins.cpp
+++ b/base/plugins.cpp
@@ -155,6 +155,13 @@ public:
 
 void *DynamicPlugin::findSymbol(const char *symbol) {
 #ifdef UNIX
+#ifdef MACOSX
+	// Need to prepend underscore on Mac OS X
+	char buffer[256];
+	buffer[0] = '_';
+	strcpy(buffer + 1, symbol);
+	symbol = buffer;
+#endif
 	void *func = dlsym(_dlHandle, symbol);
 	if (!func)
 		warning("Failed loading symbold '%s' from plugin '%s' (%s)", symbol, _filename.c_str(), dlerror());