diff --git a/source/dub/internal/sdlang/lexer.d b/source/dub/internal/sdlang/lexer.d
index 027b84924..9b654535f 100644
--- a/source/dub/internal/sdlang/lexer.d
+++ b/source/dub/internal/sdlang/lexer.d
@@ -1260,15 +1260,20 @@ class Lexer
 				else
 				{
 					auto timezone = new immutable SimpleTimeZone(offset.get());
-					mixin(accept!("Value", "SysTime(dateTimeFrac.dateTime, dateTimeFrac.fracSecs, timezone)"));
+					static if (__VERSION__ >= 2067) auto fsecs = dateTimeFrac.fracSecs;
+					else auto fsecs = FracSec.from!"hnsecs"(dateTimeFrac.fracSecs.total!"hnsecs");
+					mixin(accept!("Value", "SysTime(dateTimeFrac.dateTime, fsecs, timezone)"));
 				}
 			}
 			
 			try
 			{
 				auto timezone = TimeZone.getTimeZone(timezoneStr);
-				if(timezone)
-					mixin(accept!("Value", "SysTime(dateTimeFrac.dateTime, dateTimeFrac.fracSecs, timezone)"));
+				if(timezone) {
+					static if (__VERSION__ >= 2067) auto fsecs = dateTimeFrac.fracSecs;
+					else auto fsecs = FracSec.from!"hnsecs"(dateTimeFrac.fracSecs.total!"hnsecs");
+					mixin(accept!("Value", "SysTime(dateTimeFrac.dateTime, fsecs, timezone)"));
+				}
 			}
 			catch(TimeException e)
 			{
diff --git a/source/dub/internal/sdlang/token.d b/source/dub/internal/sdlang/token.d
index 6be134e6d..5ef895368 100644
--- a/source/dub/internal/sdlang/token.d
+++ b/source/dub/internal/sdlang/token.d
@@ -22,6 +22,9 @@ import dub.internal.sdlang.util;
 /// So this is needed for any SDL "Date Time" that doesn't include a time zone.
 struct DateTimeFrac
 {
+	this(DateTime dt, Duration fs) { this.dateTime = dt; this.fracSecs = fs; }
+	this(DateTime dt, FracSec fs) { this.dateTime = dt; this.fracSecs = fs.hnsecs.hnsecs; }
+
 	DateTime dateTime;
 	Duration fracSecs;
 	deprecated("Use fracSecs instead.") {