1 files changed, 6 insertions, 6 deletions
diff --git a/tests/subst.test b/tests/subst.test
index e203ad2..8a8b3f1 100644
--- a/tests/subst.test
+++ b/tests/subst.test
@@ -132,20 +132,20 @@ test subst-7.3 {switches} -returnCodes error -body {
 } -result {bad option "-bogus": must be -nobackslashes, -nocommands, or -novariables}
 test subst-7.4 {switches} {
     set x 123
-    subst -nobackslashes {abc $x [expr 1+2] \\\x41}
+    subst -nobackslashes {abc $x [expr {1 + 2}] \\\x41}
 } {abc 123 3 \\\x41}
 test subst-7.5 {switches} {
     set x 123
-    subst -nocommands {abc $x [expr 1+2] \\\x41}
-} {abc 123 [expr 1+2] \A}
+    subst -nocommands {abc $x [expr {1 + 2}] \\\x41}
+} {abc 123 [expr {1 + 2}] \A}
 test subst-7.6 {switches} {
     set x 123
-    subst -novariables {abc $x [expr 1+2] \\\x41}
+    subst -novariables {abc $x [expr {1 + 2}] \\\x41}
 } {abc $x 3 \A}
 test subst-7.7 {switches} {
     set x 123
-    subst -nov -nob -noc {abc $x [expr 1+2] \\\x41}
-} {abc $x [expr 1+2] \\\x41}
+    subst -nov -nob -noc {abc $x [expr {1 + 2}] \\\x41}
+} {abc $x [expr {1 + 2}] \\\x41}
 
 test subst-8.1 {return in a subst} {
     subst {foo [return {x}; bogus code] bar}