diff --git a/fieldpattern.cpp b/fieldpattern.cpp
index ffe70c18..777d1204 100644
--- a/fieldpattern.cpp
+++ b/fieldpattern.cpp
@@ -1149,7 +1149,7 @@ EX struct fpattern& getcurrfp() {
     fp.Prime = 5; fp.force_hash = 0x9FDE7B38u; fp.solve();
     return fp;
     }
-  if(WDIM == 3 && !quotient) {
+  if(WDIM == 3 && !quotient && !hybri) {
     static fpattern fp(0);
     if(fp.Prime) return fp;
     for(int p=2; p<8; p++) { fp.Prime = p; if(!fp.solve()) break; }