diff --git a/complete.go b/complete.go
index 29c351c..8d7f13e 100644
--- a/complete.go
+++ b/complete.go
@@ -138,6 +138,7 @@ var (
 		"promptfmt",
 		"ratios",
 		"shell",
+		"shellflag",
 		"shellopts",
 		"sortby",
 		"timefmt",
diff --git a/doc.go b/doc.go
index 0f7c65b..2a4501b 100644
--- a/doc.go
+++ b/doc.go
@@ -126,6 +126,7 @@ The following options can be used to customize the behavior of lf:
     reverse        bool      (default off)
     scrolloff      int       (default 0)
     shell          string    (default 'sh' for unix and 'cmd' for windows)
+    shellflag      string    (default '-c' for unix and '/c' for windows)
     shellopts      []string  (default '')
     smartcase      bool      (default on)
     smartdia       bool      (default off)
@@ -641,8 +642,11 @@ A smaller offset can be used when the current file is close to the beginning or
     shell          string    (default 'sh' for unix and 'cmd' for windows)
 
 Shell executable to use for shell commands.
-Shell commands are executed as 'shell shellopts -c command -- arguments'.
-On windows, '/c' is used instead of '-c' which should work in 'cmd' and 'powershell'.
+Shell commands are executed as 'shell shellopts shellflag command -- arguments'.
+
+    shellflag      string    (default '-c' for unix and '/c' for windows)
+
+Command line flag used to pass shell commands.
 
     shellopts      []string  (default '')
 
diff --git a/docstring.go b/docstring.go
index 7458e42..d90109d 100644
--- a/docstring.go
+++ b/docstring.go
@@ -129,6 +129,7 @@ The following options can be used to customize the behavior of lf:
     reverse        bool      (default off)
     scrolloff      int       (default 0)
     shell          string    (default 'sh' for unix and 'cmd' for windows)
+    shellflag      string    (default '-c' for unix and '/c' for windows)
     shellopts      []string  (default '')
     smartcase      bool      (default on)
     smartdia       bool      (default off)
@@ -685,8 +686,11 @@ beginning or end of the list to show the maximum number of items.
     shell          string    (default 'sh' for unix and 'cmd' for windows)
 
 Shell executable to use for shell commands. Shell commands are executed as
-'shell shellopts -c command -- arguments'. On windows, '/c' is used instead
-of '-c' which should work in 'cmd' and 'powershell'.
+'shell shellopts shellflag command -- arguments'.
+
+    shellflag      string    (default '-c' for unix and '/c' for windows)
+
+Command line flag used to pass shell commands.
 
     shellopts      []string  (default '')
 
diff --git a/eval.go b/eval.go
index e83aa3b..f7cc719 100644
--- a/eval.go
+++ b/eval.go
@@ -309,6 +309,8 @@ func (e *setExpr) eval(app *app, args []string) {
 		app.ui.loadFile(app.nav, true)
 	case "shell":
 		gOpts.shell = e.val
+	case "shellflag":
+		gOpts.shellflag = e.val
 	case "shellopts":
 		if e.val == "" {
 			gOpts.shellopts = nil
diff --git a/lf.1 b/lf.1
index 7032d4f..8ad1926 100644
--- a/lf.1
+++ b/lf.1
@@ -141,6 +141,7 @@ The following options can be used to customize the behavior of lf:
     reverse        bool      (default off)
     scrolloff      int       (default 0)
     shell          string    (default 'sh' for unix and 'cmd' for windows)
+    shellflag      string    (default '-c' for unix and '/c' for windows)
     shellopts      []string  (default '')
     smartcase      bool      (default on)
     smartdia       bool      (default off)
@@ -764,7 +765,13 @@ Minimum number of offset lines shown at all times in the top and the bottom of t
     shell          string    (default 'sh' for unix and 'cmd' for windows)
 .EE
 .PP
-Shell executable to use for shell commands. Shell commands are executed as 'shell shellopts -c command -- arguments'. On windows, '/c' is used instead of '-c' which should work in 'cmd' and 'powershell'.
+Shell executable to use for shell commands. Shell commands are executed as 'shell shellopts shellflag command -- arguments'.
+.PP
+.EX
+    shellflag      string    (default '-c' for unix and '/c' for windows)
+.EE
+.PP
+Command line flag used to pass shell commands.
 .PP
 .EX
     shellopts      []string  (default '')
diff --git a/opts.go b/opts.go
index 0250e45..95b61c1 100644
--- a/opts.go
+++ b/opts.go
@@ -55,6 +55,7 @@ var gOpts struct {
 	cleaner        string
 	promptfmt      string
 	shell          string
+	shellflag      string
 	timefmt        string
 	truncatechar   string
 	ratios         []int
@@ -95,6 +96,7 @@ func init() {
 	gOpts.cleaner = ""
 	gOpts.promptfmt = "\033[32;1m%u@%h\033[0m:\033[34;1m%d\033[0m\033[1m%f\033[0m"
 	gOpts.shell = gDefaultShell
+	gOpts.shellflag = gDefaultShellFlag
 	gOpts.timefmt = time.ANSIC
 	gOpts.truncatechar = "~"
 	gOpts.ratios = []int{1, 2, 3}
diff --git a/os.go b/os.go
index e51c85d..6775bcc 100644
--- a/os.go
+++ b/os.go
@@ -23,6 +23,7 @@ var (
 
 var (
 	gDefaultShell      = "sh"
+	gDefaultShellFlag  = "-c"
 	gDefaultSocketProt = "unix"
 	gDefaultSocketPath string
 )
@@ -99,7 +100,7 @@ func shellCommand(s string, args []string) *exec.Cmd {
 		s = fmt.Sprintf("IFS='%s'; %s", gOpts.ifs, s)
 	}
 
-	args = append([]string{"-c", s, "--"}, args...)
+	args = append([]string{gOpts.shellflag, s, "--"}, args...)
 
 	args = append(gOpts.shellopts, args...)
 
diff --git a/os_windows.go b/os_windows.go
index 37fb296..bc8ff5f 100644
--- a/os_windows.go
+++ b/os_windows.go
@@ -22,6 +22,7 @@ var envPathExt = os.Getenv("PATHEXT")
 
 var (
 	gDefaultShell      = "cmd"
+	gDefaultShellFlag  = "/c"
 	gDefaultSocketProt = "tcp"
 	gDefaultSocketPath = "127.0.0.1:12345"
 )
@@ -77,7 +78,7 @@ func detachedCommand(name string, arg ...string) *exec.Cmd {
 }
 
 func shellCommand(s string, args []string) *exec.Cmd {
-	args = append([]string{"/c", s}, args...)
+	args = append([]string{gOpts.shellflag, s}, args...)
 
 	args = append(gOpts.shellopts, args...)