diff --git a/src/array_ops.cxx b/src/array_ops.cxx
index d6dec7fd..5a25e8e7 100644
--- a/src/array_ops.cxx
+++ b/src/array_ops.cxx
@@ -900,7 +900,7 @@ void _interp1d(const bp::object & x, const bp::object & y, const bp::object & x_
             gsl_interp_accel* acc = gsl_interp_accel_alloc();
             gsl_spline* spline = gsl_spline_alloc(interp_type, n_x);
 
-            #pragma omp parallel for
+            #pragma omp for
             for (int row = 0; row < n_rows; ++row) {
 
                 int y_row_start = row * y_data_stride;
@@ -910,10 +910,10 @@ void _interp1d(const bp::object & x, const bp::object & y, const bp::object & x_
                 T* y_row = y_data + y_row_start;
                 T* y_interp_row = y_interp_data + y_interp_row_start;
 
-                interp_func(x_data, y_row, x_interp_data, y_interp_row, 
+                interp_func(x_data, y_row, x_interp_data, y_interp_row,
                             n_x, n_x_interp, spline, acc);
             }
-            
+
             // Free gsl objects
             gsl_spline_free(spline);
             gsl_interp_accel_free(acc);
@@ -930,7 +930,7 @@ void _interp1d(const bp::object & x, const bp::object & y, const bp::object & x_
         std::transform(x_data, x_data + n_x, x_dbl, 
                        [](float value) { return static_cast<double>(value); });
 
-        std::transform(x_interp_data, x_interp_data + n_x_interp, x_interp_dbl, 
+        std::transform(x_interp_data, x_interp_data + n_x_interp, x_interp_dbl,
                        [](float value) { return static_cast<double>(value); });
 
         #pragma omp parallel
@@ -939,7 +939,7 @@ void _interp1d(const bp::object & x, const bp::object & y, const bp::object & x_
             gsl_interp_accel* acc = gsl_interp_accel_alloc();
             gsl_spline* spline = gsl_spline_alloc(interp_type, n_x);
 
-            #pragma omp parallel for
+            #pragma omp for
             for (int row = 0; row < n_rows; ++row) {
 
                 int y_row_start = row * y_data_stride;
@@ -949,13 +949,13 @@ void _interp1d(const bp::object & x, const bp::object & y, const bp::object & x_
                 // Transform y row to double array for gsl
                 double y_dbl[n_x];
 
-                std::transform(y_data + y_row_start, y_data + y_row_end, y_dbl, 
+                std::transform(y_data + y_row_start, y_data + y_row_end, y_dbl,
                            [](float value) { return static_cast<double>(value); });
 
                 T* y_interp_row = y_interp_data + y_interp_row_start;
 
                 // Don't copy y_interp to doubles as it is cast during assignment
-                interp_func(x_dbl, y_dbl, x_interp_dbl, y_interp_row, 
+                interp_func(x_dbl, y_dbl, x_interp_dbl, y_interp_row,
                             n_x, n_x_interp, spline, acc);
             }
 
@@ -977,7 +977,7 @@ void interp1d_linear(const bp::object & x, const bp::object & y,
         const gsl_interp_type* interp_type = gsl_interp_linear;
         // Pointer to interpolation function
         _interp_func_pointer<float> interp_func = &_linear_interp<float>;
-        
+
         _interp1d<float>(x, y, x_interp, y_interp, interp_type, interp_func);
     }
     else if (dtype == NPY_DOUBLE) {
@@ -985,7 +985,7 @@ void interp1d_linear(const bp::object & x, const bp::object & y,
         const gsl_interp_type* interp_type = gsl_interp_linear;
         // Pointer to interpolation function
         _interp_func_pointer<double> interp_func = &_linear_interp<double>;
-        
+
         _interp1d<double>(x, y, x_interp, y_interp, interp_type, interp_func);
     }
     else {