diff --git a/internal/config/config.go b/internal/config/config.go
index b796b8e94..b0e20717e 100644
--- a/internal/config/config.go
+++ b/internal/config/config.go
@@ -26,7 +26,6 @@ import (
 	"reflect"
 	"sort"
 	"strconv"
-	"strings"
 
 	"github.com/calmh/logger"
 	"github.com/syncthing/protocol"
@@ -262,9 +261,13 @@ func (cfg *Configuration) prepare(myID protocol.DeviceID) {
 			continue
 		}
 
-		if !strings.HasSuffix(folder.Path, string(filepath.Separator)) {
-			folder.Path += string(filepath.Separator)
-		}
+		// The reason it's done like this:
+		// C:          ->  C:\            ->  C:\        (issue that this is trying to fix)
+		// C:\somedir  ->  C:\somedir\    ->  C:\somedir
+		// C:\somedir\ ->  C:\somedir\\   ->  C:\somedir
+		// This way in the tests, we get away without OS specific separators
+		// in the test configs.
+		folder.Path = filepath.Dir(folder.Path + string(filepath.Separator))
 
 		if folder.ID == "" {
 			folder.ID = "default"
diff --git a/internal/config/config_test.go b/internal/config/config_test.go
index 17b0a66d1..8ed96c7e8 100644
--- a/internal/config/config_test.go
+++ b/internal/config/config_test.go
@@ -84,7 +84,7 @@ func TestDeviceConfig(t *testing.T) {
 		expectedFolders := []FolderConfiguration{
 			{
 				ID:              "test",
-				Path:            "testdata/",
+				Path:            "testdata",
 				Devices:         []FolderDeviceConfiguration{{DeviceID: device1}, {DeviceID: device4}},
 				ReadOnly:        true,
 				RescanIntervalS: 600,
@@ -269,7 +269,7 @@ func TestIssue1262(t *testing.T) {
 	}
 
 	actual := cfg.Folders()["test"].Path
-	expected := "e:/"
+	expected := "e:"
 	if runtime.GOOS == "windows" {
 		expected = `e:\`
 	}
diff --git a/internal/config/testdata/v1.xml b/internal/config/testdata/v1.xml
index a75154530..373d842d9 100755
--- a/internal/config/testdata/v1.xml
+++ b/internal/config/testdata/v1.xml
@@ -1,5 +1,5 @@
 <configuration version="1">
-    <repository id="test" directory="testdata/">
+    <repository id="test" directory="testdata">
         <node id="AIR6LPZ7K4PTTUXQSMUUCPQ5YWOEDFIIQJUG7772YQXXR5YD6AWQ" name="node one">
             <address>a</address>
         </node>
diff --git a/internal/config/testdata/v2.xml b/internal/config/testdata/v2.xml
index ef0fd7cfb..9aad846c7 100755
--- a/internal/config/testdata/v2.xml
+++ b/internal/config/testdata/v2.xml
@@ -1,5 +1,5 @@
 <configuration version="2">
-    <repository id="test" directory="testdata/" ro="true">
+    <repository id="test" directory="testdata" ro="true">
         <node id="P56IOI7MZJNU2IQGDREYDM2MGTMGL3BXNPQ6W5BTBBZ4TJXZWICQ"/>
         <node id="AIR6LPZ7K4PTTUXQSMUUCPQ5YWOEDFIIQJUG7772YQXXR5YD6AWQ"/>
         <node id="C4YBIESWDUAIGU62GOSRXCRAAJDWVE3TKCPMURZE2LH5QHAF576A"/>
diff --git a/internal/config/testdata/v3.xml b/internal/config/testdata/v3.xml
index 5bd748500..dbb1d54d4 100755
--- a/internal/config/testdata/v3.xml
+++ b/internal/config/testdata/v3.xml
@@ -1,5 +1,5 @@
 <configuration version="3">
-    <repository id="test" directory="testdata/" ro="true" ignorePerms="false">
+    <repository id="test" directory="testdata" ro="true" ignorePerms="false">
         <node id="AIR6LPZ-7K4PTTV-UXQSMUU-CPQ5YWH-OEDFIIQ-JUG777G-2YQXXR5-YD6AWQR" compression="false"></node>
         <node id="P56IOI7-MZJNU2Y-IQGDREY-DM2MGTI-MGL3BXN-PQ6W5BM-TBBZ4TJ-XZWICQ2" compression="false"></node>
     </repository>
diff --git a/internal/config/testdata/v4.xml b/internal/config/testdata/v4.xml
index c0a8e0010..17761d768 100755
--- a/internal/config/testdata/v4.xml
+++ b/internal/config/testdata/v4.xml
@@ -1,5 +1,5 @@
 <configuration version="4">
-    <repository id="test" directory="testdata/" ro="true" ignorePerms="false" rescanIntervalS="600">
+    <repository id="test" directory="testdata" ro="true" ignorePerms="false" rescanIntervalS="600">
         <node id="AIR6LPZ-7K4PTTV-UXQSMUU-CPQ5YWH-OEDFIIQ-JUG777G-2YQXXR5-YD6AWQR"></node>
         <node id="P56IOI7-MZJNU2Y-IQGDREY-DM2MGTI-MGL3BXN-PQ6W5BM-TBBZ4TJ-XZWICQ2"></node>
     </repository>
diff --git a/internal/config/testdata/v5.xml b/internal/config/testdata/v5.xml
index 7daa88e14..48b763812 100755
--- a/internal/config/testdata/v5.xml
+++ b/internal/config/testdata/v5.xml
@@ -1,5 +1,5 @@
 <configuration version="5">
-    <folder id="test" path="testdata/" ro="true" ignorePerms="false" rescanIntervalS="600">
+    <folder id="test" path="testdata" ro="true" ignorePerms="false" rescanIntervalS="600">
         <device id="AIR6LPZ-7K4PTTV-UXQSMUU-CPQ5YWH-OEDFIIQ-JUG777G-2YQXXR5-YD6AWQR"></device>
         <device id="P56IOI7-MZJNU2Y-IQGDREY-DM2MGTI-MGL3BXN-PQ6W5BM-TBBZ4TJ-XZWICQ2"></device>
     </folder>
diff --git a/internal/config/testdata/v6.xml b/internal/config/testdata/v6.xml
index ae73c0bc5..245a48681 100644
--- a/internal/config/testdata/v6.xml
+++ b/internal/config/testdata/v6.xml
@@ -1,5 +1,5 @@
 <configuration version="6">
-    <folder id="test" path="testdata/" ro="true" ignorePerms="false" rescanIntervalS="600">
+    <folder id="test" path="testdata" ro="true" ignorePerms="false" rescanIntervalS="600">
         <device id="AIR6LPZ-7K4PTTV-UXQSMUU-CPQ5YWH-OEDFIIQ-JUG777G-2YQXXR5-YD6AWQR"></device>
         <device id="P56IOI7-MZJNU2Y-IQGDREY-DM2MGTI-MGL3BXN-PQ6W5BM-TBBZ4TJ-XZWICQ2"></device>
     </folder>
diff --git a/internal/config/testdata/v7.xml b/internal/config/testdata/v7.xml
index ec5bc6c1d..b637e864e 100644
--- a/internal/config/testdata/v7.xml
+++ b/internal/config/testdata/v7.xml
@@ -1,5 +1,5 @@
 <configuration version="7">
-    <folder id="test" path="testdata/" ro="true" ignorePerms="false" rescanIntervalS="600">
+    <folder id="test" path="testdata" ro="true" ignorePerms="false" rescanIntervalS="600">
         <device id="AIR6LPZ-7K4PTTV-UXQSMUU-CPQ5YWH-OEDFIIQ-JUG777G-2YQXXR5-YD6AWQR"></device>
         <device id="P56IOI7-MZJNU2Y-IQGDREY-DM2MGTI-MGL3BXN-PQ6W5BM-TBBZ4TJ-XZWICQ2"></device>
     </folder>