diff --git a/libdparse b/libdparse
index f73bed9..67fd418 160000
--- a/libdparse
+++ b/libdparse
@@ -1 +1 @@
-Subproject commit f73bed9279602a228933b21156d8f1f2ec5e4fdd
+Subproject commit 67fd41840fd30dc9e14aa3c886fddd0b9e54ce6e
diff --git a/src/autocomplete.d b/src/autocomplete.d
index 8b98316..aabe2b6 100644
--- a/src/autocomplete.d
+++ b/src/autocomplete.d
@@ -352,7 +352,7 @@ AutocompleteResponse parenCompletion(T)(T beforeTokens,
 		completions = scopes;
 		goto fillResponse;
 	case tok!"version":
-		completions = versions;
+		completions = predefinedVersions;
 		goto fillResponse;
 	case tok!"extern":
 		completions = linkages;
diff --git a/src/constants.d b/src/constants.d
index 33e87fa..d20cf5b 100644
--- a/src/constants.d
+++ b/src/constants.d
@@ -93,90 +93,6 @@ immutable string[] scopes = [
 	"success"
 ];
 
-/**
- * Predefined version identifiers
- */
-immutable string[] versions = [
-	"AArch64",
-	"AIX",
-	"all",
-	"Alpha",
-	"Alpha_HardFloat",
-	"Alpha_SoftFloat",
-	"Android",
-	"ARM",
-	"ARM_HardFloat",
-	"ARM_SoftFloat",
-	"ARM_SoftFP",
-	"ARM_Thumb",
-	"assert",
-	"BigEndian",
-	"BSD",
-	"Cygwin",
-	"D_Coverage",
-	"D_Ddoc",
-	"D_HardFloat",
-	"DigitalMars",
-	"D_InlineAsm_X86",
-	"D_InlineAsm_X86_64",
-	"D_LP64",
-	"D_NoBoundsChecks",
-	"D_PIC",
-	"DragonFlyBSD",
-	"D_SIMD",
-	"D_SoftFloat",
-	"D_Version2",
-	"D_X32",
-	"FreeBSD",
-	"GNU",
-	"Haiku",
-	"HPPA",
-	"HPPA64",
-	"Hurd",
-	"IA64",
-	"LDC",
-	"linux",
-	"LittleEndian",
-	"MIPS32",
-	"MIPS64",
-	"MIPS_EABI",
-	"MIPS_HardFloat",
-	"MIPS_N32",
-	"MIPS_N64",
-	"MIPS_O32",
-	"MIPS_O64",
-	"MIPS_SoftFloat",
-	"NetBSD",
-	"none",
-	"OpenBSD",
-	"OSX",
-	"Posix",
-	"PPC",
-	"PPC64",
-	"PPC_HardFloat",
-	"PPC_SoftFloat",
-	"S390",
-	"S390X",
-	"SDC",
-	"SH",
-	"SH64",
-	"SkyOS",
-	"Solaris",
-	"SPARC",
-	"SPARC64",
-	"SPARC_HardFloat",
-	"SPARC_SoftFloat",
-	"SPARC_V8Plus",
-	"SysV3",
-	"SysV4",
-	"unittest",
-	"Win32",
-	"Win64",
-	"Windows",
-	"X86",
-	"X86_64"
-];
-
 /**
  * Compiler-defined values for version() conditions.
  */
@@ -212,6 +128,7 @@ immutable string[] predefinedVersions = [
 	"D_Version2",
 	"D_X32",
 	"FreeBSD",
+	"FreeStanding",
 	"GNU",
 	"Haiku",
 	"HPPA",
diff --git a/src/dcd_version.d b/src/dcd_version.d
index 1a66864..08cac08 100644
--- a/src/dcd_version.d
+++ b/src/dcd_version.d
@@ -21,7 +21,7 @@ module dcd_version;
 /**
  * Human-readable version number
  */
-enum DCD_VERSION = "v0.5.0-beta3";
+enum DCD_VERSION = "v0.5.0-beta4";
 
 version (Windows) {}
 else