diff --git a/apps/page_mapping/src/main.c b/apps/page_mapping/src/main.c
index 645a9d62..3874a9dd 100644
--- a/apps/page_mapping/src/main.c
+++ b/apps/page_mapping/src/main.c
@@ -226,7 +226,7 @@ bench_proc(int argc UNUSED, char *argv[])
         }
 #else
         seL4_ARCH_PageTable_Unmap(i);
-        ZF_LOGF_IFERR(err, "ummap page table\n");  
+        ZF_LOGF_IFERR(err, "ummap page table\n");
 #endif
     }