diff --git a/testsuite/driver/testutil.py b/testsuite/driver/testutil.py
index 9e0cdc5d49e6d0978712717f23211e3379aaebd7..a9f0e448958c2e04879fcdfe530761b7294fa26b 100644
--- a/testsuite/driver/testutil.py
+++ b/testsuite/driver/testutil.py
@@ -160,5 +160,8 @@ def shorten_metric_name(name: str) -> str:
         "compile_time/bytes allocated": "ghc/alloc",
         "compile_time/peak_megabytes_allocated": "ghc/peak",
         "compile_time/max_bytes_used": "ghc/max",
+        "binary_size/if_compression(1)": "size/1",
+        "binary_size/if_compression(2)": "size/2",
+        "binary_size/if_compression(3)": "size/3",
     }
     return dic.get(name, name)
diff --git a/testsuite/tests/iface/all.T b/testsuite/tests/iface/all.T
index b4388d541005a9bc46a5ef55faab185ae79be703..61da78de8ed3f6a47b12b233f7e95d52554a16da 100644
--- a/testsuite/tests/iface/all.T
+++ b/testsuite/tests/iface/all.T
@@ -1,23 +1,23 @@
 test( 'if_faststring'
-    , [ stat_from_file('if_compression(1)', 5, 'NORMALSIZE')
-      , stat_from_file('if_compression(2)', 5, 'MEDIUMSIZE')
-      , stat_from_file('if_compression(3)', 5, 'FULLSIZE')
+    , [ stat_from_file('binary_size/if_compression(1)', 5, 'NORMALSIZE')
+      , stat_from_file('binary_size/if_compression(2)', 5, 'MEDIUMSIZE')
+      , stat_from_file('binary_size/if_compression(3)', 5, 'FULLSIZE')
       , extra_files(["Lib.hs"])]
     , compile_and_run
     , ['-package ghc'])
 
 test( 'if_name'
-    , [ stat_from_file('if_compression(1)', 5, 'NORMALSIZE')
-      , stat_from_file('if_compression(2)', 5, 'MEDIUMSIZE')
-      , stat_from_file('if_compression(3)', 5, 'FULLSIZE')
+    , [ stat_from_file('binary_size/if_compression(1)', 5, 'NORMALSIZE')
+      , stat_from_file('binary_size/if_compression(2)', 5, 'MEDIUMSIZE')
+      , stat_from_file('binary_size/if_compression(3)', 5, 'FULLSIZE')
       , extra_files(["Lib.hs", "IfaceSharingName.hs"])]
     , compile_and_run
     , ['-package ghc'])
 
 test( 'if_ifacetype'
-    , [ stat_from_file('if_compression(1)', 5, 'NORMALSIZE')
-      , stat_from_file('if_compression(2)', 5, 'MEDIUMSIZE')
-      , stat_from_file('if_compression(3)', 5, 'FULLSIZE')
+    , [ stat_from_file('binary_size/if_compression(1)', 5, 'NORMALSIZE')
+      , stat_from_file('binary_size/if_compression(2)', 5, 'MEDIUMSIZE')
+      , stat_from_file('binary_size/if_compression(3)', 5, 'FULLSIZE')
       , extra_files(["Lib.hs", "IfaceSharingIfaceType.hs"])]
     , compile_and_run
     , ['-package ghc'])