diff --git a/neo/idlib/hashing/MD5.cpp b/neo/idlib/hashing/MD5.cpp
index 181aa892..71e4214d 100644
--- a/neo/idlib/hashing/MD5.cpp
+++ b/neo/idlib/hashing/MD5.cpp
@@ -249,7 +249,7 @@ void MD5_Final( MD5_CTX *ctx, unsigned char digest[16] ) {
 
 	MD5_Transform( ctx->state, (unsigned int *) ctx->in );
 	memcpy( digest, ctx->state, 16 );
-	memset( ctx, 0, sizeof( ctx ) );        /* In case it's sensitive */
+	memset( ctx, 0, sizeof( MD5_CTX ) );        /* In case it's sensitive */
 }
 
 /*
diff --git a/neo/renderer/Model_ase.cpp b/neo/renderer/Model_ase.cpp
index 1a0baadd..41e36635 100644
--- a/neo/renderer/Model_ase.cpp
+++ b/neo/renderer/Model_ase.cpp
@@ -728,7 +728,7 @@ static void ASE_KeyGEOMOBJECT( const char *token )
 	else if ( !strcmp( token, "*MESH" ) )
 	{
 		ase.currentMesh = &ase.currentObject->mesh;
-		memset( ase.currentMesh, 0, sizeof( ase.currentMesh ) );
+		memset( ase.currentMesh, 0, sizeof( aseMesh_t ) );
 
 		ASE_ParseBracedBlock( ASE_KeyMESH );
 	}