diff --git a/src/spicelib/devices/adms/admst/ngspiceMODULEdefs.h.xml b/src/spicelib/devices/adms/admst/ngspiceMODULEdefs.h.xml
index 5586d4d1e..2e0955b1b 100644
--- a/src/spicelib/devices/adms/admst/ngspiceMODULEdefs.h.xml
+++ b/src/spicelib/devices/adms/admst/ngspiceMODULEdefs.h.xml
@@ -104,6 +104,9 @@ if(isinf((double) var)) \\
   exit(1); /*__asm__ __volatile__ ("int \$03");*/ \\
 }
 
+static inline double max(double x,double y)  { return ((x)>(y))?(x):(y); }
+static inline double min(double x,double y)  { return ((x)<(y))?(x):(y); }
+
 /* ngspice \$simparam variables
     gdev                (1/Ohms): Additional conductance to be added to nonlinear branches for conductance homotopy convergence algorithm.
     gmin                (1/Ohms): Minimum conductance placed in parallel with nonlinear branches.