diff --git a/src/init.cpp b/src/init.cpp
index 6a9eb6f16..fea385480 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -615,8 +615,8 @@ static void ZC_LoadParams()
     struct timeval tv_start, tv_end;
     float elapsed;
 
-    boost::filesystem::path pk_path = ZC_GetParamsDir() / "beta2-proving.key";
-    boost::filesystem::path vk_path = ZC_GetParamsDir() / "beta2-verifying.key";
+    boost::filesystem::path pk_path = ZC_GetParamsDir() / "sprout-proving.key";
+    boost::filesystem::path vk_path = ZC_GetParamsDir() / "sprout-verifying.key";
 
     pzcashParams = ZCJoinSplit::Unopened();
 
diff --git a/src/zcbenchmarks.cpp b/src/zcbenchmarks.cpp
index 6ea99993c..1d60fdde7 100644
--- a/src/zcbenchmarks.cpp
+++ b/src/zcbenchmarks.cpp
@@ -52,8 +52,8 @@ double benchmark_sleep()
 double benchmark_parameter_loading()
 {
     // FIXME: this is duplicated with the actual loading code
-    boost::filesystem::path pk_path = ZC_GetParamsDir() / "beta2-proving.key";
-    boost::filesystem::path vk_path = ZC_GetParamsDir() / "beta2-verifying.key";
+    boost::filesystem::path pk_path = ZC_GetParamsDir() / "sprout-proving.key";
+    boost::filesystem::path vk_path = ZC_GetParamsDir() / "sprout-verifying.key";
 
     struct timeval tv_start;
     timer_start(tv_start);
diff --git a/zcutil/fetch-params.sh b/zcutil/fetch-params.sh
index bf6a123f1..ae225347b 100755
--- a/zcutil/fetch-params.sh
+++ b/zcutil/fetch-params.sh
@@ -4,10 +4,10 @@ set -eu
 
 PARAMS_DIR="$HOME/.zcash-params"
 
-BETA2_PKEY_NAME='beta2-proving.key'
-BETA2_VKEY_NAME='beta2-verifying.key'
-BETA2_PKEY_URL="https://z.cash/downloads/$BETA2_PKEY_NAME"
-BETA2_VKEY_URL="https://z.cash/downloads/$BETA2_VKEY_NAME"
+SPROUT_PKEY_NAME='sprout-proving.key'
+SPROUT_VKEY_NAME='sprout-verifying.key'
+SPROUT_PKEY_URL="https://z.cash/downloads/$SPROUT_PKEY_NAME"
+SPROUT_VKEY_URL="https://z.cash/downloads/$SPROUT_VKEY_NAME"
 
 function fetch_params {
     local url="$1"
@@ -96,8 +96,8 @@ EOF
 
     cd "$PARAMS_DIR"
 
-    fetch_params "$BETA2_PKEY_URL" "$PARAMS_DIR/$BETA2_PKEY_NAME" "cca9887becf803c8ca801bc9da8fcba4f5fb3ba13af9d17e8603021a150cb4b7"
-    fetch_params "$BETA2_VKEY_URL" "$PARAMS_DIR/$BETA2_VKEY_NAME" "2faffd2a5e2e67276c3471c48068a0c16f62286d2e4622a733d7cd1f82ffa860"
+    fetch_params "$SPROUT_PKEY_URL" "$PARAMS_DIR/$SPROUT_PKEY_NAME" "8bc20a7f013b2b58970cddd2e7ea028975c88ae7ceb9259a5344a16bc2c0eef7"
+    fetch_params "$SPROUT_VKEY_URL" "$PARAMS_DIR/$SPROUT_VKEY_NAME" "4bd498dae0aacfd8e98dc306338d017d9c08dd0918ead18172bd0aec2fc5df82"
 }
 
 main