diff --git a/sci-geosciences/grass/grass-8.3.2-r1.ebuild b/sci-geosciences/grass/grass-8.3.2-r1.ebuild
index 0f5c4b57489c7..0f6781e6b64c5 100644
--- a/sci-geosciences/grass/grass-8.3.2-r1.ebuild
+++ b/sci-geosciences/grass/grass-8.3.2-r1.ebuild
@@ -159,19 +159,19 @@ src_prepare() {
 	local ati_cards mesa_cards nvidia_cards render_cards
 	shopt -s nullglob
 	ati_cards=$(echo -n /dev/ati/card*)
-	for card in "${ati_cards[@]}"; do
+	for card in ${ati_cards[@]}; do
 		addpredict "${card}"
 	done
 	mesa_cards=$(echo -n /dev/dri/card*)
-	for card in "${mesa_cards[@]}"; do
+	for card in ${mesa_cards[@]}; do
 		addpredict "${card}"
 	done
 	nvidia_cards=$(echo -n /dev/nvidia*)
-	for card in "${nvidia_cards[@]}"; do
+	for card in ${nvidia_cards[@]}; do
 		addpredict "${card}"
 	done
 	render_cards=$(echo -n /dev/dri/renderD128*)
-	for card in "${render_cards[@]}"; do
+	for card in ${render_cards[@]}; do
 		addpredict "${card}"
 	done
 	addpredict /dev/nvidiactl
diff --git a/sci-geosciences/grass/grass-8.4.0.ebuild b/sci-geosciences/grass/grass-8.4.0.ebuild
index 1d490f0bf7d42..2ef99b3bd9c0b 100644
--- a/sci-geosciences/grass/grass-8.4.0.ebuild
+++ b/sci-geosciences/grass/grass-8.4.0.ebuild
@@ -159,19 +159,19 @@ src_prepare() {
 	local ati_cards mesa_cards nvidia_cards render_cards
 	shopt -s nullglob
 	ati_cards=$(echo -n /dev/ati/card*)
-	for card in "${ati_cards[@]}"; do
+	for card in ${ati_cards[@]}; do
 		addpredict "${card}"
 	done
 	mesa_cards=$(echo -n /dev/dri/card*)
-	for card in "${mesa_cards[@]}"; do
+	for card in ${mesa_cards[@]}; do
 		addpredict "${card}"
 	done
 	nvidia_cards=$(echo -n /dev/nvidia*)
-	for card in "${nvidia_cards[@]}"; do
+	for card in ${nvidia_cards[@]}; do
 		addpredict "${card}"
 	done
 	render_cards=$(echo -n /dev/dri/renderD128*)
-	for card in "${render_cards[@]}"; do
+	for card in ${render_cards[@]}; do
 		addpredict "${card}"
 	done
 	addpredict /dev/nvidiactl
diff --git a/sci-geosciences/grass/grass-8.4.1.ebuild b/sci-geosciences/grass/grass-8.4.1.ebuild
index 5077d4c0962f6..73a709f33fcbf 100644
--- a/sci-geosciences/grass/grass-8.4.1.ebuild
+++ b/sci-geosciences/grass/grass-8.4.1.ebuild
@@ -160,19 +160,19 @@ src_prepare() {
 	local prev_shopt=$(shopt -p nullglob)
 	shopt -s nullglob
 	ati_cards=$(echo -n /dev/ati/card*)
-	for card in "${ati_cards[@]}"; do
+	for card in ${ati_cards[@]}; do
 		addpredict "${card}"
 	done
 	mesa_cards=$(echo -n /dev/dri/card*)
-	for card in "${mesa_cards[@]}"; do
+	for card in ${mesa_cards[@]}; do
 		addpredict "${card}"
 	done
 	nvidia_cards=$(echo -n /dev/nvidia*)
-	for card in "${nvidia_cards[@]}"; do
+	for card in ${nvidia_cards[@]}; do
 		addpredict "${card}"
 	done
 	render_cards=$(echo -n /dev/dri/renderD128*)
-	for card in "${render_cards[@]}"; do
+	for card in ${render_cards[@]}; do
 		addpredict "${card}"
 	done
 	addpredict /dev/nvidiactl
diff --git a/sci-geosciences/grass/grass-8.4.1_rc1.ebuild b/sci-geosciences/grass/grass-8.4.1_rc1.ebuild
index 462a01ac5c57f..5c68c32f3607c 100644
--- a/sci-geosciences/grass/grass-8.4.1_rc1.ebuild
+++ b/sci-geosciences/grass/grass-8.4.1_rc1.ebuild
@@ -159,19 +159,19 @@ src_prepare() {
 	local ati_cards mesa_cards nvidia_cards render_cards
 	shopt -s nullglob
 	ati_cards=$(echo -n /dev/ati/card*)
-	for card in "${ati_cards[@]}"; do
+	for card in ${ati_cards[@]}; do
 		addpredict "${card}"
 	done
 	mesa_cards=$(echo -n /dev/dri/card*)
-	for card in "${mesa_cards[@]}"; do
+	for card in ${mesa_cards[@]}; do
 		addpredict "${card}"
 	done
 	nvidia_cards=$(echo -n /dev/nvidia*)
-	for card in "${nvidia_cards[@]}"; do
+	for card in ${nvidia_cards[@]}; do
 		addpredict "${card}"
 	done
 	render_cards=$(echo -n /dev/dri/renderD128*)
-	for card in "${render_cards[@]}"; do
+	for card in ${render_cards[@]}; do
 		addpredict "${card}"
 	done
 	addpredict /dev/nvidiactl
diff --git a/sci-geosciences/grass/grass-9999.ebuild b/sci-geosciences/grass/grass-9999.ebuild
index d4fdfed71b0f2..7fa1e2205269f 100644
--- a/sci-geosciences/grass/grass-9999.ebuild
+++ b/sci-geosciences/grass/grass-9999.ebuild
@@ -155,19 +155,19 @@ src_prepare() {
 	local prev_shopt=$(shopt -p nullglob)
 	shopt -s nullglob
 	ati_cards=$(echo -n /dev/ati/card*)
-	for card in "${ati_cards[@]}"; do
+	for card in ${ati_cards[@]}; do
 		addpredict "${card}"
 	done
 	mesa_cards=$(echo -n /dev/dri/card*)
-	for card in "${mesa_cards[@]}"; do
+	for card in ${mesa_cards[@]}; do
 		addpredict "${card}"
 	done
 	nvidia_cards=$(echo -n /dev/nvidia*)
-	for card in "${nvidia_cards[@]}"; do
+	for card in ${nvidia_cards[@]}; do
 		addpredict "${card}"
 	done
 	render_cards=$(echo -n /dev/dri/renderD128*)
-	for card in "${render_cards[@]}"; do
+	for card in ${render_cards[@]}; do
 		addpredict "${card}"
 	done
 	addpredict /dev/nvidiactl