diff --git a/code.json b/code.json
index 4bdbf3c159ce8f82476a3b39aee2b4720ca585de..3094c6171fd25dc60d6d754f518c8938df5ec21f 100644
--- a/code.json
+++ b/code.json
@@ -3,7 +3,7 @@
     "name": "geomag-algorithms",
     "organization": "U.S. Geological Survey",
     "description": "Library for processing Geomagnetic timeseries data.",
-    "version": "1.6.3",
+    "version": "1.6.4",
     "status": "Development",
     "permissions": {
       "usageType": "openSource",
@@ -35,7 +35,7 @@
       "email": "gs-haz_dev_team_group@usgs.gov"
     },
     "date": {
-      "metadataLastUpdated": "2023-02-15"
+      "metadataLastUpdated": "2023-03-22"
     }
   }
-]
+]
\ No newline at end of file
diff --git a/pyproject.toml b/pyproject.toml
index 9eb586cee664fef65d623112dff6350100a7df3c..4f7e4064a0947962d01eddee71c61de1783e2009 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -17,7 +17,7 @@ packages = [
   {include = "geomagio" }
 ]
 repository="https://code.usgs.gov/ghsc/geomag/geomag-algorithms"
-version = "1.6.3"
+version = "1.6.4"
 
 
 [tool.poetry.dependencies]