diff --git a/qa/zcash/performance-measurements.sh b/qa/zcash/performance-measurements.sh
index d2f32ea7d..27a6af6fc 100755
--- a/qa/zcash/performance-measurements.sh
+++ b/qa/zcash/performance-measurements.sh
@@ -80,12 +80,7 @@ case "$1" in
                 zcash_rpc zcbenchmark verifyjoinsplit 1000 "\"$RAWJOINSPLIT\""
                 ;;
             solveequihash)
-                if [ "$#" -ge "3" ]
-                then
-                    zcash_rpc zcbenchmark solveequihash 10 "$3"
-                else
-                    zcash_rpc zcbenchmark solveequihash 10
-                fi
+                zcash_rpc zcbenchmark solveequihash 1 "${@:3}"
                 ;;
             verifyequihash)
                 zcash_rpc zcbenchmark verifyequihash 1000
@@ -116,12 +111,7 @@ case "$1" in
                 zcash_rpc zcbenchmark verifyjoinsplit 1 "\"$RAWJOINSPLIT\""
                 ;;
             solveequihash)
-                if [ "$#" -ge "3" ]
-                then
-                    zcash_rpc zcbenchmark solveequihash 1 "$3"
-                else
-                    zcash_rpc zcbenchmark solveequihash 1
-                fi
+                zcash_rpc zcbenchmark solveequihash 1 "${@:3}"
                 ;;
             verifyequihash)
                 zcash_rpc zcbenchmark verifyequihash 1
@@ -150,12 +140,7 @@ case "$1" in
                 zcash_rpc zcbenchmark verifyjoinsplit 1 "\"$RAWJOINSPLIT\""
                 ;;
             solveequihash)
-                if [ "$#" -ge "3" ]
-                then
-                    zcash_rpc zcbenchmark solveequihash 1 "$3"
-                else
-                    zcash_rpc zcbenchmark solveequihash 1
-                fi
+                zcash_rpc zcbenchmark solveequihash 1 "${@:3}"
                 ;;
             verifyequihash)
                 zcash_rpc zcbenchmark verifyequihash 1