diff --git a/demo/screengrabs/build-all.sh b/demo/screengrabs/build-all.sh
index a54a222b41..4236961f79 100755
--- a/demo/screengrabs/build-all.sh
+++ b/demo/screengrabs/build-all.sh
@@ -3,60 +3,70 @@ set -e
 export TERM=xterm-256color
 
 function record() {
-		local demo=$1
+    local demo=$1
     local command=$2
-		local extension="${command##*.}" # if any...
-		local demo_path=../../examples/$demo
+    local extension="${command##*.}" # if any...
+    local demo_path=../../examples/$demo
     local output_base_file=artifacts/$(echo "$command" | sed -E 's/ -/-/g' | sed -E 's/ +/-/g' | sed 's/---/--/g' | sed 's/scripts\///' | sed 's/\.sh$//')
-		local output_html=${output_base_file}.html
-		local output_ansi=${output_base_file}.ansi
-		local output_dir=$(dirname $output_base_file)
+    local output_html=${output_base_file}.html
+    local output_ansi=${output_base_file}.ansi
+    local output_dir=$(dirname $output_base_file)
 
     echo "Screengrabbing $command → $output_html"
-		mkdir -p "$output_dir"
-		rm -f $output_ansi
-		if [ "${extension}" == "sh" ]; then
-			script -q $output_ansi command $command > /dev/null
-		else
-   		script -q $output_ansi bash -c "cd $demo_path && ($command)" > /dev/null
-		fi
-		postprocess_ansi $output_ansi
-		aha --no-header < $output_ansi > $output_html
-		postprocess_html $output_html
-		rm -f $output_ansi
+    mkdir -p "$output_dir"
+    rm -f $output_ansi
+    if [ "$(uname)" = "Darwin" ]; then
+        # macOS-specific syntax
+        if [ "${extension}" == "sh" ]; then
+            script -q $output_ansi command $command > /dev/null
+        else
+            script -q $output_ansi bash -c "cd $demo_path && ($command)" > /dev/null
+        fi
+    else
+        # Linux-specific syntax
+        if [ "${extension}" = "sh" ]; then
+            script -q -a $output_ansi -c "$command" > /dev/null
+        else
+            script -q -a $output_ansi -c "cd $demo_path && ($command)" > /dev/null
+        fi
+    fi
+    postprocess_ansi $output_ansi
+    aha --no-header < $output_ansi > $output_html
+    postprocess_html $output_html
+    rm -f $output_ansi
     if [ -n "$CI" ]; then
         sed -i -e '1,1d' -e '$d' $output_html
     fi
 }
 
 postprocess_ansi() {
-	local file=$1
-	# Remove noise and clean up the output
-	sed -i '' '/- Finding latest version of/d' $file
-	sed -i '' '/- Installed hashicorp/d' $file
-	sed -i '' '/- Installing hashicorp/d' $file
-	sed -i '' '/Terraform has created a lock file/d' $file
-	sed -i '' '/Include this file in your version control repository/d' $file
-	sed -i '' '/guarantee to make the same selections by default when/d' $file
-	sed -i '' '/you run "terraform init" in the future/d' $file
-	sed -i '' 's/Resource actions are indicated with the following symbols.*//' $file
-	sed -i '' 's/^ *EOT/\n/g' $file
-	sed -i '' 's/ *<<EOT/\n/g' $file
-	sed -i '' 's/ *<<-EOT/\n/g' $file
-	sed -i '' -E 's/\[id=[a-f0-9]+\]//g' $file
-	sed -i '' -E 's/(\[id=http)/\n    \1/g' $file
+  local file=$1
+  # Remove noise and clean up the output
+  sed -i '' '/- Finding latest version of/d' $file
+  sed -i '' '/- Installed hashicorp/d' $file
+  sed -i '' '/- Installing hashicorp/d' $file
+  sed -i '' '/Terraform has created a lock file/d' $file
+  sed -i '' '/Include this file in your version control repository/d' $file
+  sed -i '' '/guarantee to make the same selections by default when/d' $file
+  sed -i '' '/you run "terraform init" in the future/d' $file
+  sed -i '' 's/Resource actions are indicated with the following symbols.*//' $file
+  sed -i '' 's/^ *EOT/\n/g' $file
+  sed -i '' 's/ *<<EOT/\n/g' $file
+  sed -i '' 's/ *<<-EOT/\n/g' $file
+  sed -i '' -E 's/\[id=[a-f0-9]+\]//g' $file
+  sed -i '' -E 's/(\[id=http)/\n    \1/g' $file
 }
 
 postprocess_html() {
-	local file=$1
-	sed -i '' 's/color:blue/color:#005f87/g' $file
+  local file=$1
+  sed -i '' 's/color:blue/color:#005f87/g' $file
 }
 
 manifest=$1
 
 if [ -z "$manifest" ]; then
-		echo "Usage: $0 <manifest>"
-		exit 1
+    echo "Usage: $0 <manifest>"
+    exit 1
 fi
 
 demo=$(basename $manifest .txt)