diff --git a/README.md b/README.md
index 0b2a69f..3a7e70c 100644
--- a/README.md
+++ b/README.md
@@ -23,7 +23,9 @@
 
   In the parser folder, link the modified libfdf library with the interface Fortran file.
 
-  `ifort -c interface.F90 m_keywords.F90 m_periodic_table.F90 /usr/local/lib/libfdf.a`
+  `ifort -c m_periodic_table.F90 m_keywords.F90`
+
+  `ifort interface.F90 m_keywords.F90 m_periodic_table.F90 /usr/local/lib/libfdf.a`
 
 
 ## Integrate parser in your code
diff --git a/parser/build.sh b/parser/build.sh
index 43f52ea..91a6ad7 100755
--- a/parser/build.sh
+++ b/parser/build.sh
@@ -1,6 +1,5 @@
 #!/bin/bash
 FC=ifort
 
-#$FC -c m_periodic_table.F90 m_keywords.F90
-$FC -c m_keywords.F90
-$FC interface.F90 m_keywords.o /usr/local/lib/libfdf.a
+$FC -c m_periodic_table.F90 m_keywords.F90
+$FC interface.F90 m_keywords.o m_periodic_table.o /usr/local/lib/libfdf.a