2 files changed, 6 insertions, 0 deletions
diff --git a/engines/sci/resource.cpp b/engines/sci/resource.cpp
index 0b7badb8f7..05aae0a39e 100644
--- a/engines/sci/resource.cpp
+++ b/engines/sci/resource.cpp
@@ -1230,6 +1230,8 @@ void ResourceManager::readResourcePatchesBase36(ResourceSource *source) {
 				psrcPatch->source_type = kSourcePatch;
 				psrcPatch->location_name = name;
 				psrcPatch->resourceFile = 0;
+				psrcPatch->audioCompressionType = 0;
+				psrcPatch->audioCompressionOffsetMapping = NULL;
 				processPatch(psrcPatch, (ResourceType)i, resourceNr, resource36.tuple);
 			}
 		}
@@ -1281,6 +1283,8 @@ void ResourceManager::readResourcePatches(ResourceSource *source) {
 				psrcPatch->source_type = kSourcePatch;
 				psrcPatch->location_name = name;
 				psrcPatch->resourceFile = 0;
+				psrcPatch->audioCompressionType = 0;
+				psrcPatch->audioCompressionOffsetMapping = NULL;
 				processPatch(psrcPatch, (ResourceType)i, resourceNr);
 			}
 		}
diff --git a/engines/sci/resource_audio.cpp b/engines/sci/resource_audio.cpp
index 861866edc0..0e60239331 100644
--- a/engines/sci/resource_audio.cpp
+++ b/engines/sci/resource_audio.cpp
@@ -158,6 +158,8 @@ void ResourceManager::addNewGMPatch(const Common::String &gameId) {
 		psrcPatch->source_type = kSourcePatch;
 		psrcPatch->resourceFile = 0;
 		psrcPatch->location_name = gmPatchFile;
+		psrcPatch->audioCompressionType = 0;
+		psrcPatch->audioCompressionOffsetMapping = NULL;
 		processPatch(psrcPatch, kResourceTypePatch, 4);
 	}
 }