diff --git a/Libraries/LibC/assert.cpp b/Libraries/LibC/assert.cpp
index f5659b1a59..244074d5c3 100644
--- a/Libraries/LibC/assert.cpp
+++ b/Libraries/LibC/assert.cpp
@@ -32,10 +32,10 @@
 extern "C" {
 
 #ifdef DEBUG
-void __assertion_failed(const char* msg, const char* file, unsigned line, const char* func)
+void __assertion_failed(const char* msg)
 {
-    dbgprintf("USERSPACE(%d) ASSERTION FAILED: %s\n%s:%u in %s\n", getpid(), msg, file, line, func);
-    fprintf(stderr, "ASSERTION FAILED: %s\n%s:%u in %s\n", msg, file, line, func);
+    dbgprintf("USERSPACE(%d) ASSERTION FAILED: %s\n", getpid(), msg);
+    fprintf(stderr, "ASSERTION FAILED: %s\n", msg);
     abort();
     for (;;)
         ;
diff --git a/Libraries/LibC/assert.h b/Libraries/LibC/assert.h
index bc03750bb4..bc374e5e12 100644
--- a/Libraries/LibC/assert.h
+++ b/Libraries/LibC/assert.h
@@ -31,8 +31,10 @@
 __BEGIN_DECLS
 
 #ifdef DEBUG
-__attribute__((noreturn)) void __assertion_failed(const char* msg, const char* file, unsigned line, const char* func);
-#    define assert(expr) ((expr) ? (void)0 : __assertion_failed(#    expr, __FILE__, __LINE__, __PRETTY_FUNCTION__))
+__attribute__((noreturn)) void __assertion_failed(const char* msg);
+#    define __stringify_helper(x) #    x
+#    define __stringify(x) __stringify_helper(x)
+#    define assert(expr) ((expr) ? (void)0 : __assertion_failed(#    expr "\n" __FILE__ ":" __stringify(__LINE__)));
 #    define ASSERT_NOT_REACHED() assert(false)
 #else
 #    define assert(expr)