diff --git a/scripts/_common.sh b/scripts/_common.sh
index a8bdbb9..ebb9161 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -8,26 +8,6 @@
 # PERSONAL HELPERS
 #=================================================
 
-# custom function to detect armv6 and armv7
-# ($YNH_ARCH returns armhf for both...)
-detect_arch(){
-	local architecture
-	if uname -m | grep -q -E "arm64|aarch64" ; then
-		architecture="arm64"
-	elif uname -m | grep -q "64" ; then
-		architecture="amd64"
-	elif uname -m | grep -q "86" ; then
-		architecture="i386"
-	elif uname -m | grep -q "armv6" ; then
-		architecture="armv6"
-	elif uname -m | grep -q "armv7" ; then
-		architecture="armv7"
-	else
-		ynh_die --message="The script can't identify a valid architecture. Please report this error."
-	fi
-	echo $architecture
-}
-
 # custom function to change bash bool 0/1 to false/true
 convert_bool(){
 	(("$1")) && echo "true" || echo "false"
diff --git a/scripts/install b/scripts/install
index 980c26e..7ecfe6e 100755
--- a/scripts/install
+++ b/scripts/install
@@ -157,9 +157,6 @@ ynh_script_progression --message="Setting up source files..." --weight=1
 ### downloaded from an upstream source, like a git repository.
 ### `ynh_setup_source` use the file conf/app.src
 
-# detect_arch comes from _common.sh / personnal helpers
-architecture=$(detect_arch)
-
 # Download, check integrity, uncompress and patch the source from app.src
 ynh_setup_source --dest_dir="$install_dir" 
 
diff --git a/scripts/restore b/scripts/restore
index b6c8bee..2170b88 100755
--- a/scripts/restore
+++ b/scripts/restore
@@ -67,9 +67,6 @@ ynh_psql_connect_as --user="$db_user" --password="$db_pwd" --database="$db_name"
 #=================================================
 ynh_script_progression --message="Setting up source files..." --weight=1
 
-# detect_arch comes from _common.sh / personnal helpers
-architecture="$(detect_arch)"
-
 # compare if the system arch is different from the binary arch
 # if so, download the correct binary
 if [ "$architecture" != "$(file "$install_dir"/gotosocial | cut -d ',' -f 2 | tr -d ' ')" ]
diff --git a/scripts/upgrade b/scripts/upgrade
index 759b680..7dd22f2 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -287,9 +287,6 @@ fi
 if [ "$upgrade_type" == "UPGRADE_APP" ]
 then
 	ynh_script_progression --message="Upgrading source files..."
-
-	# detect_arch comes from _common.sh / personnal helpers
-	architecture=$(detect_arch)
 	
 	# Download, check integrity, uncompress and patch the source from app.src
 	ynh_setup_source --dest_dir="$install_dir" --full_replace=1 --keep="config.yaml"