diff --git a/.githooks/pre-commit b/.githooks/pre-commit
index d6371c9..d48ef0e 100755
--- a/.githooks/pre-commit
+++ b/.githooks/pre-commit
@@ -3,21 +3,25 @@
 
 # Check if pyproject.toml is being modified
 if git diff --cached --name-only | grep -q "pyproject.toml"; then
-    # Extract the version from pyproject.toml
-    VERSION=$(grep -E 'version\s*=\s*"[^"]+"' pyproject.toml | head -1 | sed -E 's/.*version\s*=\s*"([^"]+)".*/\1/')
-    
+    # Extract the version from pyproject.toml.
+    # Use [[:space:]] instead of \s so the regex works on both GNU and BSD
+    # (macOS) grep/sed — BSD treats \s as a literal 's', which silently
+    # falls back to capturing the whole line and corrupts CITATION.cff.
+    VERSION=$(grep -E '^[[:space:]]*version[[:space:]]*=[[:space:]]*"[^"]+"' pyproject.toml | head -1 | sed -E 's/.*version[[:space:]]*=[[:space:]]*"([^"]+)".*/\1/')
+
     if [ -n "$VERSION" ]; then
         # Get current date in YYYY-MM-DD format
         TODAY=$(date +"%Y-%m-%d")
-        
-        # Update version and date in CITATION.cff
-        sed -i.bak -E "s/version: .*/version: $VERSION/" CITATION.cff
-        sed -i.bak -E "s/date-released: .*/date-released: '$TODAY'/" CITATION.cff
+
+        # Update version and date in CITATION.cff. Anchor with ^ so the
+        # `version:` rule does not also clobber the `cff-version:` line.
+        sed -i.bak -E "s/^version: .*/version: $VERSION/" CITATION.cff
+        sed -i.bak -E "s/^date-released: .*/date-released: '$TODAY'/" CITATION.cff
         rm CITATION.cff.bak
-        
+
         # Add the updated CITATION.cff to the commit
         git add CITATION.cff
-        
+
         echo "Updated CITATION.cff to version $VERSION and date $TODAY"
     fi
 fi
diff --git a/CITATION.cff b/CITATION.cff
index babe0cb..6a48c29 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -17,5 +17,5 @@ keywords:
   - functional annotation
   - consensus gene models
 license: BSD-2-Clause
-version: 26.5.22
-date-released: '2026-05-24'
+version: 2026.6.9
+date-released: '2026-06-09'
diff --git a/pyproject.toml b/pyproject.toml
index 1a16fa4..84aada9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "funannotate2"
-version = "26.5.22"
+version = "2026.6.9"
 description = "Funannotate2: eukarytoic genome annotation pipeline"
 readme = {file = "README.md", content-type = "text/markdown"}
 authors = [