diff --git a/ghost/members-csv/package.json b/ghost/members-csv/package.json
index b43572481d..9b141b3360 100644
--- a/ghost/members-csv/package.json
+++ b/ghost/members-csv/package.json
@@ -26,6 +26,6 @@
     "fs-extra": "10.1.0",
     "lodash": "4.17.21",
     "papaparse": "5.3.2",
-    "pump": "^3.0.0"
+    "pump": "3.0.0"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 15152e66f6..caafc0aedf 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -10136,7 +10136,7 @@ psl@^1.1.28, psl@^1.1.33:
   resolved "https://registry.yarnpkg.com/psl/-/psl-1.9.0.tgz#d0df2a137f00794565fcaf3b2c00cd09f8d5a5a7"
   integrity sha512-E/ZsdU4HLs/68gYzgGTkMicWTLPdAftJLfJFlLUAAKZGkStNU72sZjT66SnMDVOfOWY/YAoiD7Jxa9iHvngcag==
 
-pump@^3.0.0:
+pump@3.0.0, pump@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/pump/-/pump-3.0.0.tgz#b4a2116815bde2f4e1ea602354e8c75565107a64"
   integrity sha512-LwZy+p3SFs1Pytd/jYct4wpv49HiYCqd9Rlc5ZVdk0V+8Yzv6jR5Blk3TRmPL1ft69TxP0IMZGJ+WPFU2BFhww==