diff --git a/internal/manager/api_impl/varrepl_test.go b/internal/manager/api_impl/varrepl_test.go
index 8826e1cc..0318a213 100644
--- a/internal/manager/api_impl/varrepl_test.go
+++ b/internal/manager/api_impl/varrepl_test.go
@@ -87,14 +87,14 @@ func TestReplacePathsWindows(t *testing.T) {
 	replacedTask := replaceTaskVariables(&conf, task, worker)
 
 	assert.Equal(t,
-		`s:\flamenco\jobs\sybren\2017-06-08-181223.625800-sybren-flamenco-test.flamenco\flamenco-test.flamenco.blend`,
+		`s:/flamenco/jobs/sybren/2017-06-08-181223.625800-sybren-flamenco-test.flamenco/flamenco-test.flamenco.blend`,
 		replacedTask.Commands[2].Parameters["filepath"],
 	)
 	assert.Equal(t,
-		[]string{"--render-out", `s:\flamenco\render\long\sybren\blender-cloud-addon\flamenco-test__intermediate\render-smpl-0001-0084-frm-######`},
+		[]string{"--render-out", `s:/flamenco/render/long/sybren/blender-cloud-addon/flamenco-test__intermediate/render-smpl-0001-0084-frm-######`},
 		replacedTask.Commands[2].Parameters["args"],
 	)
-	assert.Equal(t, `{hey}\haha`, replacedTask.Commands[2].Parameters["otherpath"])
+	assert.Equal(t, `{hey}/haha`, replacedTask.Commands[2].Parameters["otherpath"])
 }
 
 func TestReplacePathsUnknownOS(t *testing.T) {
diff --git a/internal/manager/config/config.go b/internal/manager/config/config.go
index 4a955b91..cca9b9f8 100644
--- a/internal/manager/config/config.go
+++ b/internal/manager/config/config.go
@@ -435,6 +435,7 @@ func (c *Conf) ExpandVariables(inputChannel <-chan string, outputChannel chan<-
 		//
 		// Practically, this replaces "value for the Manager platform" with "value
 		// for the target platform".
+		isPathValue := false
 		for varname, managerValue := range twoWayVars {
 			targetValue, ok := varsForPlatform[varname]
 			if !ok {
@@ -444,12 +445,18 @@ func (c *Conf) ExpandVariables(inputChannel <-chan string, outputChannel chan<-
 				continue
 			}
 			expanded = targetValue + expanded[len(managerValue):]
+
+			// Since two-way variables are meant for path replacement, we know this
+			// should be a path.
+			if c.isTwoWay(varname) {
+				isPathValue = true
+			}
 		}
 
-		// Since two-way variables are meant for path replacement, we know this
-		// should be a path. For added bonus, translate it to the target platform's
-		// path separators.
-		return crosspath.ToPlatform(expanded, string(platform))
+		if isPathValue {
+			expanded = crosspath.ToPlatform(expanded, string(platform))
+		}
+		return expanded
 	}
 
 	for valueToExpand := range inputChannel {
@@ -505,6 +512,10 @@ func (c *Conf) getVariables(audience VariableAudience, platform VariablePlatform
 	return varsForPlatform
 }
 
+func (c *Conf) isTwoWay(varname string) bool {
+	return c.implicitVariables[varname].IsTwoWay || c.Variables[varname].IsTwoWay
+}
+
 // GetTwoWayVariables returns the two-way variable values for this (audience,
 // platform) combination. If no variables are found, just returns an empty map.
 // If a value is defined for both the "all" platform and specifically the given
@@ -515,8 +526,7 @@ func (c *Conf) GetTwoWayVariables(audience VariableAudience, platform VariablePl
 	// Only keep the two-way variables.
 	twoWayVars := map[string]string{}
 	for varname, value := range varsForPlatform {
-		isTwoWay := c.implicitVariables[varname].IsTwoWay || c.Variables[varname].IsTwoWay
-		if isTwoWay {
+		if c.isTwoWay(varname) {
 			twoWayVars[varname] = value
 		}
 	}