diff --git a/pokerth_game.pro b/pokerth_game.pro
index 17960b65..b0b1f3ae 100644
--- a/pokerth_game.pro
+++ b/pokerth_game.pro
@@ -339,6 +339,7 @@ win32 {
 		LIBS += -lboost_system-mt
 	}
 	win32-g++ {
+		LIBS += -ltasn1
 		LIBS += -lboost_thread-mgw45-mt-1_44.dll
 		LIBS += -lboost_filesystem-mgw45-mt-1_44.dll
 		LIBS += -lboost_regex-mgw45-mt-1_44
diff --git a/pokerth_server.pro b/pokerth_server.pro
index 3a71980d..eafe55e9 100644
--- a/pokerth_server.pro
+++ b/pokerth_server.pro
@@ -146,6 +146,7 @@ win32 {
 		LIBS += -lboost_system-mt
 	}
 	win32-g++ {
+		LIBS += -ltasn1
 		LIBS += -lboost_thread-mgw45-mt-1_44.dll
 		LIBS += -lboost_filesystem-mgw45-mt-1_44.dll
 		LIBS += -lboost_regex-mgw45-mt-1_44