diff --git a/fabric-convention-tags-v2/src/client/java/net/fabricmc/fabric/impl/tag/convention/client/ConventionLogWarningsClient.java b/fabric-convention-tags-v2/src/client/java/net/fabricmc/fabric/impl/tag/convention/client/ConventionLogWarningsClient.java
index 6e23ab788b..92d594e3fd 100644
--- a/fabric-convention-tags-v2/src/client/java/net/fabricmc/fabric/impl/tag/convention/client/ConventionLogWarningsClient.java
+++ b/fabric-convention-tags-v2/src/client/java/net/fabricmc/fabric/impl/tag/convention/client/ConventionLogWarningsClient.java
@@ -22,6 +22,7 @@
 import java.util.List;
 
 import it.unimi.dsi.fastutil.objects.ObjectArrayList;
+import net.minecraft.util.Identifier;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -56,7 +57,7 @@ private static void setupUntranslatedItemTagWarning() {
 				List<TagKey<Item>> untranslatedItemTags = new ObjectArrayList<>();
 				itemRegistry.streamTags().forEach(itemTagKey -> {
 					// We do not translate vanilla's tags at this moment.
-					if (itemTagKey.id().getNamespace().equals("minecraft")) {
+					if (itemTagKey.id().getNamespace().equals(Identifier.DEFAULT_NAMESPACE)) {
 						return;
 					}
 
diff --git a/fabric-convention-tags-v2/src/main/java/net/fabricmc/fabric/api/tag/convention/v2/TagUtil.java b/fabric-convention-tags-v2/src/main/java/net/fabricmc/fabric/api/tag/convention/v2/TagUtil.java
index 27c7650968..2492a8ecda 100644
--- a/fabric-convention-tags-v2/src/main/java/net/fabricmc/fabric/api/tag/convention/v2/TagUtil.java
+++ b/fabric-convention-tags-v2/src/main/java/net/fabricmc/fabric/api/tag/convention/v2/TagUtil.java
@@ -94,7 +94,7 @@ public static String getTagTranslationKey(TagKey<?> tagKey) {
 		Identifier registryIdentifier = tagKey.registry().getValue();
 		Identifier tagIdentifier = tagKey.id();
 
-		if (registryIdentifier.getNamespace().equals("minecraft")) {
+		if (!registryIdentifier.getNamespace().equals(Identifier.DEFAULT_NAMESPACE)) {
 			stringBuilder.append(registryIdentifier.getNamespace())
 					.append(".");
 		}
diff --git a/fabric-convention-tags-v2/src/main/java/net/fabricmc/fabric/impl/tag/convention/ConventionLogWarnings.java b/fabric-convention-tags-v2/src/main/java/net/fabricmc/fabric/impl/tag/convention/ConventionLogWarnings.java
index 851d26518d..d2708eadcd 100644
--- a/fabric-convention-tags-v2/src/main/java/net/fabricmc/fabric/impl/tag/convention/ConventionLogWarnings.java
+++ b/fabric-convention-tags-v2/src/main/java/net/fabricmc/fabric/impl/tag/convention/ConventionLogWarnings.java
@@ -22,6 +22,7 @@
 import java.util.List;
 
 import it.unimi.dsi.fastutil.objects.ObjectArrayList;
+import net.minecraft.util.Identifier;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -54,7 +55,7 @@ private static void setupLegacyTagWarning() {
 
 				// We only care about vanilla registries
 				dynamicRegistries.streamAllRegistries().forEach(registryEntry -> {
-					if (registryEntry.key().getValue().getNamespace().equals("minecraft")) {
+					if (registryEntry.key().getValue().getNamespace().equals(Identifier.DEFAULT_NAMESPACE)) {
 						registryEntry.value().streamTags().forEach(tagKey -> {
 							// Grab tags under 'c' namespace
 							if (tagKey.id().getNamespace().equals("c")) {