diff --git a/graphics/gr/twister/tiny.bas b/graphics/gr/twister/tiny.bas
index 67730e84..ee402df2 100644
--- a/graphics/gr/twister/tiny.bas
+++ b/graphics/gr/twister/tiny.bas
@@ -1,7 +1,5 @@
 0DIMA(2E3),B(2E3):GR:P=3.14:W=20
-1FORE=0TOP*2STEP.1:FORY=0TOW:IFVTHEN5
-3F=Y/(15+COS(E)*12)-P+SIN(E)*P:A(J)=8*COS(F):B(J)=8*SIN(F)
-5S=W-A(J):T=W-B(J):Q=W+A(J):R=W+B(J)
-6COLOR=0:HLIN12,27ATY:COLOR=1:M=S:N=T:IFQ<RTHENM=Q:N=R
-7HLINM,NATY:COLOR=2:IFR<STHENT=R:Q=S
-8HLINT,QATY:J=J+1:NEXTY,E:V=1:J=0:GOTO1
+1FORJ=0TO1280:E=E+.1:FORY=0TOW:IFNOTVTHENF=Y/(15+COS(E)*12)-P+SIN(E)*P:A(J)=8*COS(F):B(J)=8*SIN(F)
+5Q=A(J):R=B(J):COLOR=0:HLIN12,27ATY:COLOR=1:M=-Q:N=-R:IFQ<RTHENM=Q:N=R
+7HLINW+M,W+NATY:COLOR=2:IFR<-QTHENR=-R:Q=-Q
+8HLINW-R,W+QATY:J=J+1:NEXTY,J:V=1:GOTO1