diff --git a/packages/synrad/package.py b/packages/synrad/package.py
index 598002e..abfcd2c 100644
--- a/packages/synrad/package.py
+++ b/packages/synrad/package.py
@@ -19,6 +19,22 @@ class Synrad(CMakePackage):
 
     maintainers = ["wdconinc"]
 
+    version(
+        "1.4.36",
+        sha256="1060e33b865dc6935859fb299748f8d1858f19b523eafb6a19fd3fd6b254eb6a",
+    )
+    version(
+        "1.4.35",
+        sha256="d2460383d65e185be272c4c93cfaf24a5a2053b6608d9d67968b19af69538be9",
+    )
+    version(
+        "1.4.34",
+        sha256="c349767e447dcb522945d5bdb52eb27fad713e72c0027f2ffdcea9c29f29c880",
+    )
+    version(
+        "1.4.33",
+        sha256="acbd232243083c394f980022bf4bdc70f10b005b17884bf8ed45c98cb86651f4",
+    )
     version(
         "1.4.32",
         sha256="5cf60abe26af51d3cbf873cf43bf9ebe51ec46dd9d4fb95b9ca396e1b44fac00",