diff --git a/tests/tcg/Makefile.target b/tests/tcg/Makefile.target
index 8cf65f68dd..a4c25908fb 100644
--- a/tests/tcg/Makefile.target
+++ b/tests/tcg/Makefile.target
@@ -93,12 +93,9 @@ QEMU_OPTS=
 
 
 # If TCG debugging, or TCI is enabled things are a lot slower
-# ??? Makefile no longer has any indication that TCI is enabled,
-# but for the record:
-#   15s    original default
-#   60s    with --enable-debug
-#   90s    with --enable-tcg-interpreter
-TIMEOUT=90
+# so we have to set our timeout for that. The current worst case
+# offender is the system memory test running under TCI.
+TIMEOUT=120
 
 ifeq ($(filter %-softmmu, $(TARGET)),)
 # The order we include is important. We include multiarch first and