diff --git a/repos/base-hw/src/core/spec/x86_64/kernel/thread_exception.cc b/repos/base-hw/src/core/spec/x86_64/kernel/thread_exception.cc
index d5e692cdd6..fb98f88fdd 100644
--- a/repos/base-hw/src/core/spec/x86_64/kernel/thread_exception.cc
+++ b/repos/base-hw/src/core/spec/x86_64/kernel/thread_exception.cc
@@ -42,6 +42,6 @@ void Thread::exception(unsigned const cpu)
 		return;
 	}
 	Genode::warning(*this, ": triggered unknown exception ", trapno,
-	                " with error code ", errcode, " at ip=%p", (void*)ip);
+	                " with error code ", errcode, " at ip=", (void*)ip);
 	_die();
 }
diff --git a/repos/base-hw/src/core/spec/x86_64/muen/kernel/thread_exception.cc b/repos/base-hw/src/core/spec/x86_64/muen/kernel/thread_exception.cc
index 30ff4e14e5..80bf0ed4f9 100644
--- a/repos/base-hw/src/core/spec/x86_64/muen/kernel/thread_exception.cc
+++ b/repos/base-hw/src/core/spec/x86_64/muen/kernel/thread_exception.cc
@@ -43,6 +43,6 @@ void Thread::exception(unsigned const cpu)
 		return;
 	}
 	Genode::warning(*this, ": triggered unknown exception ", trapno,
-	                " with error code ", errcode, " at ip=%p", (void*)ip);
+	                " with error code ", errcode, " at ip=", (void*)ip);
 	_die();
 }