diff --git a/src/input1.c b/src/input1.c
index 0773e23..5918c4f 100644
--- a/src/input1.c
+++ b/src/input1.c
@@ -545,7 +545,7 @@ void convertunits(Project *pr)
     hyd->Preq /= pr->Ucf[PRESSURE];
 
     // Convert emitter discharge coeffs. to head loss coeff.
-    ecf = (parser->Unitsflag == US) ? (PSIperFT * hyd->SpGrav) : (MperFT * hyd->SpGrav);
+    ecf = (parser->Unitsflag == US) ? (PSIperFT * hyd->SpGrav) : (MperFT);
 
     ucf = pow(pr->Ucf[FLOW], hyd->Qexp) / ecf;
     for (i = 1; i <= net->Njuncs; i++)