diff --git a/src/main/java/net/fabricmc/loom/configuration/providers/LaunchProvider.java b/src/main/java/net/fabricmc/loom/configuration/providers/LaunchProvider.java
index 312492a..f033750 100644
--- a/src/main/java/net/fabricmc/loom/configuration/providers/LaunchProvider.java
+++ b/src/main/java/net/fabricmc/loom/configuration/providers/LaunchProvider.java
@@ -58,6 +58,7 @@ public class LaunchProvider extends DependencyProvider {
.property("fabric.development", "true")
.property("fabric.remapClasspathFile", getRemapClasspathFile().getAbsolutePath())
.property("log4j.configurationFile", getAllLog4JConfigFiles())
+ .property("log4j2.formatMsgNoLookups", "true")
.property("client", "java.library.path", getExtension().getMinecraftProvider().nativesDir().getAbsolutePath())
.property("client", "org.lwjgl.librarypath", getExtension().getMinecraftProvider().nativesDir().getAbsolutePath())
diff --git a/src/main/resources/log4j2.fabric.xml b/src/main/resources/log4j2.fabric.xml
index fcfd27b..69c9c0d 100644
--- a/src/main/resources/log4j2.fabric.xml
+++ b/src/main/resources/log4j2.fabric.xml
@@ -7,7 +7,7 @@
-
+
@@ -15,9 +15,9 @@
-
+
-
+
@@ -25,9 +25,9 @@
-
+
-
+
@@ -38,7 +38,7 @@
-
+