diff --git a/.gitea/workflows/handy-update.yml b/.gitea/workflows/handy-update.yml
index 47c3bc4..da02d5d 100644
--- a/.gitea/workflows/handy-update.yml
+++ b/.gitea/workflows/handy-update.yml
@@ -60,8 +60,8 @@ jobs:
           import re
           p='modules/pkgs/handy.nix'
           s=open(p).read()
-          s=re.sub(r'(version\s*=\s*")[^"]+(";)', r'\1${latest_version}\2', s, count=1)
-          s=re.sub(r'(hash\s*=\s*")[^"]+(";)', r'\1${new_hash}\2', s, count=1)
+          s=re.sub(r'version\s*=\s*"[^"]+"', f'version = "{latest_version}"', s, count=1)
+          s=re.sub(r'hash\s*=\s*"[^"]+"', f'hash = "{new_hash}"', s, count=1)
           open(p,'w').write(s)
           PY
 
diff --git a/.gitea/workflows/helium-update.yml b/.gitea/workflows/helium-update.yml
index f34aecc..18b1129 100644
--- a/.gitea/workflows/helium-update.yml
+++ b/.gitea/workflows/helium-update.yml
@@ -61,8 +61,8 @@ jobs:
           import re
           p='modules/pkgs/helium.nix'
           s=open(p).read()
-          s=re.sub(r'(version\s*=\s*")[^"]+(";)', r'\1${latest_version}\2', s, count=1)
-          s=re.sub(r'(hash\s*=\s*")[^"]+(";)', r'\1${new_hash}\2', s, count=1)
+          s=re.sub(r'version\s*=\s*"[^"]+"', f'version = "{latest_version}"', s, count=1)
+          s=re.sub(r'hash\s*=\s*"[^"]+"', f'hash = "{new_hash}"', s, count=1)
           open(p,'w').write(s)
           PY
 
diff --git a/.gitea/workflows/zen-browser-update.yml b/.gitea/workflows/zen-browser-update.yml
index 7a52d2f..fee8f39 100644
--- a/.gitea/workflows/zen-browser-update.yml
+++ b/.gitea/workflows/zen-browser-update.yml
@@ -59,8 +59,8 @@ jobs:
           import re
           p='modules/pkgs/zen-browser.nix'
           s=open(p).read()
-          s=re.sub(r'(version\s*=\s*")[^"]+(";)', r'\1${latest_version}\2', s, count=1)
-          s=re.sub(r'(hash\s*=\s*")[^"]+(";)', r'\1${new_hash}\2', s, count=1)
+          s=re.sub(r'version\s*=\s*"[^"]+"', f'version = "{latest_version}"', s, count=1)
+          s=re.sub(r'hash\s*=\s*"[^"]+"', f'hash = "{new_hash}"', s, count=1)
           open(p,'w').write(s)
           PY