diff --git a/arb_fpwrap/fpwrap.c b/arb_fpwrap/fpwrap.c
index 0384cfa1..c3a714b2 100644
--- a/arb_fpwrap/fpwrap.c
+++ b/arb_fpwrap/fpwrap.c
@@ -590,7 +590,7 @@ int arb_fpwrap_double_4_int(double * res, arb_func_4_int func, double x1, double
     arb_set_d(arb_x1, x1);
     arb_set_d(arb_x2, x2);
     arb_set_d(arb_x3, x3);
-    arb_set_d(arb_x3, x4);
+    arb_set_d(arb_x4, x4);
 
     if (!arb_is_finite(arb_x1) || !arb_is_finite(arb_x2) || !arb_is_finite(arb_x3) || !arb_is_finite(arb_x4))
     {
diff --git a/arb_fpwrap/test/t-fpwrap.c b/arb_fpwrap/test/t-fpwrap.c
index 4003d3ae..132c83a4 100644
--- a/arb_fpwrap/test/t-fpwrap.c
+++ b/arb_fpwrap/test/t-fpwrap.c
@@ -148,6 +148,26 @@ int main()
         }
     }
 
+    {
+        double y;
+
+        arb_fpwrap_double_hypgeom_2f1(&y, 0.1, 0.2, 0.3, 0.4, 0, FPWRAP_CORRECT_ROUNDING);
+
+        if (fabs(y - 1.0341794015503748492) > 1e-16)
+        {
+            flint_printf("FAIL: value 6\n\n");
+            flint_abort();
+        }
+
+        arb_fpwrap_double_hypgeom_2f1(&y, 0.1, 0.2, 0.3, 0.4, 1, FPWRAP_CORRECT_ROUNDING);
+
+        if (fabs(y - 0.34569799520143110351) > 1e-16)
+        {
+            flint_printf("FAIL: value 6\n\n");
+            flint_abort();
+        }
+    }
+
     {
         double x, y, z;
         complex_double cx, cy, cz, ctau;