diff --git a/src/pyscipopt/reader.pxi b/src/pyscipopt/reader.pxi
index 8672e2fa..22534dfc 100644
--- a/src/pyscipopt/reader.pxi
+++ b/src/pyscipopt/reader.pxi
@@ -46,11 +46,10 @@ cdef SCIP_RETCODE PyReaderWrite (SCIP* scip, SCIP_READER* reader, FILE* file,
                                  SCIP_CONS** conss, int nconss, int maxnconss, int startnconss,
                                  SCIP_Bool genericnames, SCIP_RESULT* result) noexcept with gil:
     cdef SCIP_READERDATA* readerdata
-    cdef int i 
+    cdef int fd = fileno(file)
+    cdef int i
 
     readerdata = SCIPreaderGetData(reader)
-    cdef int fd = fileno(file)
-    
     PyFile = os.fdopen(fd, "w", closefd=False)
     PyName = name.decode('utf-8')
     PyBinVars = [Variable.create(vars[i]) for i in range(nbinvars)]