diff --git a/CMakeLists.txt b/CMakeLists.txt
index f0f6b63..0997fcc 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -54,6 +54,9 @@ target_link_libraries (stell
                        $<$<AND:$<BOOL:${LAPACK_FOUND}>,$<VERSION_GREATER_EQUAL:${CMAKE_VERSION},3.18>>:LAPACK::LAPACK>
                        $<$<AND:$<BOOL:${BLAS_FOUND}>,$<VERSION_LESS:${CMAKE_VERSION},3.18>>:${BLAS_LIBRARIES}>
                        $<$<AND:$<BOOL:${LAPACK_FOUND}>,$<VERSION_LESS:${CMAKE_VERSION},3.18>>:${LAPACK_LIBRARIES}>
+#                       sanitizer
+#                       traps
+#                       checks
 )
 target_include_directories (stell
 
diff --git a/Sources/Miscel/line_segment.f b/Sources/Miscel/line_segment.f
index 2295b95..c5c44e8 100644
--- a/Sources/Miscel/line_segment.f
+++ b/Sources/Miscel/line_segment.f
@@ -321,7 +321,7 @@ PURE FUNCTION y_value_int(x0, x1, yy, xx, ilow, ihigh)
          y_value_int = 0.0
       ELSE
          y_value_int = slope(yy, xx, ilow, ihigh)                              &
-     &               / 2.0*(x1**2.0 - x0**2.0)                                 &
+     &               / 2.0*(x1*x1 - x0*x0)                                     &
      &               + offset(yy, xx, ilow, ihigh)*(x1 - x0)
       END IF
 
diff --git a/Sources/Modules/integration_path.f b/Sources/Modules/integration_path.f
index 7f1541e..c9e5b5f 100644
--- a/Sources/Modules/integration_path.f
+++ b/Sources/Modules/integration_path.f
@@ -160,12 +160,12 @@ MODULE integration_path
 !>  @param[in] length  Length of the interval.
 !>  @returns A pointer to a constructed @ref integration_path_class object.
 !-------------------------------------------------------------------------------
-      FUNCTION make_integrator(method, npoints, length)
+      FUNCTION make_integrator(method, npoints, length) RESULT(res)
 
       IMPLICIT NONE
 
 !  Declare Arguments
-      CLASS (integration_path_class), POINTER :: make_integrator
+      CLASS (integration_path_class), POINTER :: res
       CHARACTER (len=*), INTENT(in)           :: method
       INTEGER, INTENT(in)                     :: npoints
       REAL (rprec), INTENT(in)                :: length
@@ -179,14 +179,13 @@ FUNCTION make_integrator(method, npoints, length)
       SELECT CASE (method)
 
          CASE ('add')
-            make_integrator => integration_path_class()
+            res => integration_path_class()
 
          CASE ('gleg')
-            make_integrator => integration_path_gleg_class(npoints)
+            res => integration_path_gleg_class(npoints)
 
          CASE ('hp_gleg')
-            make_integrator => integration_path_hp_glep_class(npoints,         &
-     &                                                        length)
+            res => integration_path_hp_glep_class(npoints, length)
 
       END SELECT
 
@@ -442,8 +441,8 @@ RECURSIVE FUNCTION integration_path_integrate_paths(this, path,          &
       start_time = profiler_get_start_time()
 
       IF (ASSOCIATED(path%next)) THEN
-         total = this%integrate(path%next, context)
-         total = total + this%integrate(context, path, path%next)
+         total = this%integrate_paths(path%next, context)                            &
+     &         + this%integrate_path(context, path, path%next)
       ELSE
          total = 0.0
       END IF
@@ -997,8 +996,7 @@ FUNCTION path_test()
      &                        (/ 2.0_rprec, 0.0_rprec, 0.0_rprec /))
       CALL path_append_vertex(test_path,                                       &
      &                        (/ 0.0_rprec, 0.0_rprec, 0.0_rprec /))
-      result = integration_path_integrate_paths(int_params, test_path,         &
-     &                                          context)
+      result = int_params%integrate(test_path, context)
       path_test = check(2.0_rprec, result, 1, 'path_integrate')
       IF (.not.path_test) THEN
          RETURN