diff --git a/cmd/internal/exec.go b/cmd/internal/exec.go
index 0f97d27..297eba5 100644
--- a/cmd/internal/exec.go
+++ b/cmd/internal/exec.go
@@ -104,7 +104,7 @@ func execFunc(ctx *context.Context, cmd *cobra.Command, verb executable.Verb, ar
 	}
 
 	execArgs := args[1:]
-	envMap, err := argUtils.ProcessArgs(e, execArgs)
+	envMap, err := argUtils.ProcessArgs(e, execArgs, nil)
 	if err != nil {
 		logger.FatalErr(err)
 	}
diff --git a/internal/runner/parallel/parallel.go b/internal/runner/parallel/parallel.go
index 0bedfc1..0227c74 100644
--- a/internal/runner/parallel/parallel.go
+++ b/internal/runner/parallel/parallel.go
@@ -75,7 +75,7 @@ func handleExec(
 		execPromptedEnv := make(map[string]string)
 		maps.Copy(promptedEnv, execPromptedEnv)
 		if len(refConfig.Args) > 0 {
-			a, err := argUtils.ProcessArgs(exec, refConfig.Args)
+			a, err := argUtils.ProcessArgs(exec, refConfig.Args, execPromptedEnv)
 			if err != nil {
 				ctx.Logger.Error(err, "unable to process arguments")
 			}
diff --git a/internal/runner/serial/serial.go b/internal/runner/serial/serial.go
index d90bb68..ebe3452 100644
--- a/internal/runner/serial/serial.go
+++ b/internal/runner/serial/serial.go
@@ -69,7 +69,7 @@ func handleExec(
 		execPromptedEnv := make(map[string]string)
 		maps.Copy(promptedEnv, execPromptedEnv)
 		if len(refConfig.Args) > 0 {
-			a, err := argUtils.ProcessArgs(exec, refConfig.Args)
+			a, err := argUtils.ProcessArgs(exec, refConfig.Args, execPromptedEnv)
 			if err != nil {
 				ctx.Logger.Error(err, "unable to process arguments")
 			}
diff --git a/internal/templates/templates.go b/internal/templates/templates.go
index 564d7f6..430aa38 100644
--- a/internal/templates/templates.go
+++ b/internal/templates/templates.go
@@ -158,7 +158,7 @@ func runExecutables(
 				}
 				args = append(args, a.String())
 			}
-			a, err := argUtils.ProcessArgs(exec, args)
+			a, err := argUtils.ProcessArgs(exec, args, envMap)
 			if err != nil {
 				ctx.Logger.Error(err, "unable to process arguments")
 			}
diff --git a/internal/utils/args/args.go b/internal/utils/args/args.go
index ec0c809..8832393 100644
--- a/internal/utils/args/args.go
+++ b/internal/utils/args/args.go
@@ -1,6 +1,7 @@
 package args
 
 import (
+	"os"
 	"strings"
 
 	"github.com/jahvon/flow/types/executable"
@@ -20,7 +21,19 @@ func ParseArgs(args []string) (flagArgs map[string]string, posArgs []string) {
 	return
 }
 
-func ProcessArgs(executable *executable.Executable, execArgs []string) (map[string]string, error) {
+func ProcessArgs(
+	executable *executable.Executable,
+	execArgs []string,
+	env map[string]string,
+) (map[string]string, error) {
+	if env != nil {
+		// Expand environment variables in arguments
+		for i, a := range execArgs {
+			execArgs[i] = os.Expand(a, func(key string) string {
+				return env[key]
+			})
+		}
+	}
 	flagArgs, posArgs := ParseArgs(execArgs)
 	execEnv := executable.Env()
 	if execEnv == nil || execEnv.Args == nil {