diff --git a/.gitmodules b/.gitmodules
index a6f9b2b..63b08d4 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -62,10 +62,6 @@
 	path = FSP
 	url = https://github.com/IntelFsp/FSP.git
 	branch = master
-[submodule "apps/firmware-smmstore"]
-	path = apps/firmware-smmstore
-	url = https://github.com/system76/firmware-smmstore.git
-	branch = master
 [submodule "tools/ipxe"]
 	path = tools/ipxe
 	url = https://github.com/ipxe/ipxe.git
diff --git a/apps/README.md b/apps/README.md
index 1e77c32..7bdf18c 100644
--- a/apps/README.md
+++ b/apps/README.md
@@ -3,6 +3,5 @@
 ## Contents
 
 - [firmware-setup](https://github.com/system76/firmware-setup.git) - System76 Firmware Setup
-- [firmware-smmstore](https://github.com/system76/firmware-smmstore.git) - System76 Firmware SMMSTORE
 - [firmware-update](https://github.com/system76/firmware-update.git) - System76 Firmware Update
 - [gop-policy](https://github.com/system76/gop-policy.git) - System76 Platform GOP Policy
diff --git a/apps/firmware-smmstore b/apps/firmware-smmstore
deleted file mode 160000
index 00c44d4..0000000
--- a/apps/firmware-smmstore
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 00c44d42ac59055382aff96aef805ea94838b906
diff --git a/scripts/build.sh b/scripts/build.sh
index ef6333a..01ca5df 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -45,16 +45,6 @@ EDK2_ARGS+=(
     -D FIRMWARE_OPEN_FIRMWARE_SETUP="firmware-setup/firmware-setup.inf"
 )
 
-# Rebuild firmware-smmstore (used by edk2)
-if [ "${MODEL}" != "qemu" ]
-then
-    touch apps/firmware-smmstore/Cargo.toml
-    make -C apps/firmware-smmstore
-    EDK2_ARGS+=(
-        -D FIRMWARE_OPEN_FIRMWARE_SMMSTORE="firmware-smmstore/firmware-smmstore.inf"
-    )
-fi
-
 # Rebuild gop-policy (used by edk2)
 if [ -e "${MODEL_DIR}/IntelGopDriver.inf" -a -e "${MODEL_DIR}/vbt.rom" ]
 then