4 files changed, 42 insertions, 3 deletions
diff --git a/tests/generics/mopensymimport2.nim b/tests/generics/mopensymimport2.nim
index 1e1cda301..c17aafd00 100644
--- a/tests/generics/mopensymimport2.nim
+++ b/tests/generics/mopensymimport2.nim
@@ -1,4 +1,4 @@
-{.experimental: "genericsOpenSym".}
+{.experimental: "openSym".}
 
 import mopensymimport1
 
diff --git a/tests/generics/tmacroinjectedsym.nim b/tests/generics/tmacroinjectedsym.nim
index e3bc1be1e..985e415f2 100644
--- a/tests/generics/tmacroinjectedsym.nim
+++ b/tests/generics/tmacroinjectedsym.nim
@@ -1,4 +1,4 @@
-{.experimental: "genericsOpenSym".}
+{.experimental: "openSym".}
 
 block: # issue #22605, normal call syntax
   const error = "bad"
diff --git a/tests/template/topensym.nim b/tests/template/topensym.nim
index 9393e1971..2f930407b 100644
--- a/tests/template/topensym.nim
+++ b/tests/template/topensym.nim
@@ -1,4 +1,4 @@
-{.experimental: "templateOpenSym".}
+{.experimental: "openSym".}
 
 block: # issue #24002
   type Result[T, E] = object
diff --git a/tests/template/topensymoverride.nim b/tests/template/topensymoverride.nim
new file mode 100644
index 000000000..3d4bb59f1
--- /dev/null
+++ b/tests/template/topensymoverride.nim
@@ -0,0 +1,39 @@
+discard """
+  matrix: "--skipParentCfg --filenames:legacyRelProj"
+"""
+
+const value = "captured"
+template fooOld(x: int, body: untyped): untyped =
+  let value {.inject.} = "injected"
+  body
+template foo(x: int, body: untyped): untyped =
+  let value {.inject.} = "injected"
+  {.push experimental: "genericsOpenSym".}
+  body
+  {.pop.}
+
+proc old[T](): string =
+  fooOld(123):
+    return value
+doAssert old[int]() == "captured"
+
+template oldTempl(): string =
+  block:
+    var res: string
+    fooOld(123):
+      res = value
+    res
+doAssert oldTempl() == "captured"
+
+proc bar[T](): string =
+  foo(123):
+    return value
+doAssert bar[int]() == "injected"
+
+template barTempl(): string =
+  block:
+    var res: string
+    foo(123):
+      res = value
+    res
+doAssert barTempl() == "injected"