diff --git a/fabric-data-generation-api-v1/src/main/resources/fabric-data-generation-api-v1.accesswidener b/fabric-data-generation-api-v1/src/main/resources/fabric-data-generation-api-v1.accesswidener
index c30ba54ce..cc1a28d4b 100644
--- a/fabric-data-generation-api-v1/src/main/resources/fabric-data-generation-api-v1.accesswidener
+++ b/fabric-data-generation-api-v1/src/main/resources/fabric-data-generation-api-v1.accesswidener
@@ -30,6 +30,8 @@ transitive-accessible   method  net/minecraft/data/family/BlockFamilies register
 transitive-accessible   field   net/minecraft/data/client/BlockStateModelGenerator    blockStateCollector Ljava/util/function/Consumer;
 transitive-accessible   field   net/minecraft/data/client/BlockStateModelGenerator    modelCollector  Ljava/util/function/BiConsumer;
 
+transitive-accessible   field   net/minecraft/data/client/ItemModelGenerator    writer  Ljava/util/function/BiConsumer;
+
 transitive-accessible   method  net/minecraft/data/client/TextureKey	of  (Ljava/lang/String;)Lnet/minecraft/data/client/TextureKey;
 transitive-accessible   method  net/minecraft/data/client/TextureKey	of  (Ljava/lang/String;Lnet/minecraft/data/client/TextureKey;)Lnet/minecraft/data/client/TextureKey;
 
diff --git a/fabric-data-generation-api-v1/template.accesswidener b/fabric-data-generation-api-v1/template.accesswidener
index b2d9b9489..d92672f48 100644
--- a/fabric-data-generation-api-v1/template.accesswidener
+++ b/fabric-data-generation-api-v1/template.accesswidener
@@ -30,6 +30,8 @@ transitive-accessible   method  net/minecraft/data/family/BlockFamilies register
 transitive-accessible   field   net/minecraft/data/client/BlockStateModelGenerator    blockStateCollector Ljava/util/function/Consumer;
 transitive-accessible   field   net/minecraft/data/client/BlockStateModelGenerator    modelCollector  Ljava/util/function/BiConsumer;
 
+transitive-accessible   field   net/minecraft/data/client/ItemModelGenerator    writer  Ljava/util/function/BiConsumer;
+
 transitive-accessible   method  net/minecraft/data/client/TextureKey	of  (Ljava/lang/String;)Lnet/minecraft/data/client/TextureKey;
 transitive-accessible   method  net/minecraft/data/client/TextureKey	of  (Ljava/lang/String;Lnet/minecraft/data/client/TextureKey;)Lnet/minecraft/data/client/TextureKey;