diff --git a/net/net.sh b/net/net.sh
index 85d4a022a..9cd38e95b 100755
--- a/net/net.sh
+++ b/net/net.sh
@@ -35,7 +35,6 @@ Operate a configured testnet
    -r / --skip-setup                  - Reuse existing node/ledger configuration from a
                                         previous |start| (ie, don't run ./multinode-demo/setup.sh).
    -d / --debug                       - Build/deploy the testnet with debug binaries
-   -D /path/to/programs               - Deploy custom programs from this location
    -c clientType=numClients=extraArgs - Number of clientTypes to start.  This options can be specified
                                         more than once.  Defaults to bench-tps for all clients if not
                                         specified.
@@ -128,7 +127,6 @@ deployMethod=local
 deployIfNewer=
 sanityExtraArgs=
 skipSetup=false
-customPrograms=
 updatePlatforms=
 nodeAddress=
 numIdleClients=0
@@ -261,7 +259,7 @@ while [[ -n $1 ]]; do
   fi
 done
 
-while getopts "h?T:t:o:f:rD:c:Fn:i:d" opt "${shortArgs[@]}"; do
+while getopts "h?T:t:o:f:rc:Fn:i:d" opt "${shortArgs[@]}"; do
   case $opt in
   h | \?)
     usage
@@ -288,9 +286,6 @@ while getopts "h?T:t:o:f:rD:c:Fn:i:d" opt "${shortArgs[@]}"; do
   r)
     skipSetup=true
     ;;
-  D)
-    customPrograms=$OPTARG
-    ;;
   o)
     case $OPTARG in
     rejectExtraNodes|noInstallCheck)
@@ -429,9 +424,6 @@ build() {
     $MAYBE_DOCKER bash -c "
       set -ex
       scripts/cargo-install-all.sh farf \"$buildVariant\" \"$maybeUseMove\"
-      if [[ -n \"$customPrograms\" ]]; then
-        scripts/cargo-install-custom-programs.sh farf $customPrograms
-      fi
     "
   )
   echo "Build took $SECONDS seconds"
diff --git a/scripts/cargo-install-custom-programs.sh b/scripts/cargo-install-custom-programs.sh
deleted file mode 100755
index a925512d6..000000000
--- a/scripts/cargo-install-custom-programs.sh
+++ /dev/null
@@ -1,21 +0,0 @@
-#!/usr/bin/env bash
-#
-# This script will install all cargo workspace libraries found in
-# `programDir` as native programs.
-set -e
-
-# Directory to install libraries into
-installDir="$(mkdir -p "$1"; cd "$1"; pwd)"
-
-# Where to find custom programs
-programDir="$2"
-
-(
-  set -x
-  cd "$programDir"
-  cargo build --release
-)
-
-set -x
-mkdir -p "$installDir/bin/deps"
-cp -fv "$programDir"/target/release/deps/libsolana*program.* "$installDir/bin/deps"