diff --git a/tests/regression/lib-processing/ex1a.cir b/tests/regression/lib-processing/ex1a.cir
index d3bfb5fe3..213c0c086 100644
--- a/tests/regression/lib-processing/ex1a.cir
+++ b/tests/regression/lib-processing/ex1a.cir
@@ -15,7 +15,7 @@ R2  n1 n2  2k
 .control
 op
 
-print v(check0)
+print abs(v(check0))
 
 if abs(v(check0)) > 1e-9
   quit 1
diff --git a/tests/regression/lib-processing/ex1a.out b/tests/regression/lib-processing/ex1a.out
index 1d4878149..ee9fa2fa2 100644
--- a/tests/regression/lib-processing/ex1a.out
+++ b/tests/regression/lib-processing/ex1a.out
@@ -5,5 +5,5 @@ Doing analysis at TEMP = 27.000000 and TNOM = 27.000000
 
 
 No. of Data Rows : 1
-v(check0) = 0.000000e+00
+abs(v(check0)) = 0.000000e+00
 INFO: ok
diff --git a/tests/regression/lib-processing/ex1b.cir b/tests/regression/lib-processing/ex1b.cir
index 203fc373b..34048521b 100644
--- a/tests/regression/lib-processing/ex1b.cir
+++ b/tests/regression/lib-processing/ex1b.cir
@@ -19,7 +19,7 @@ R4   n1 n2   4k
 .control
 op
 
-print v(check0)
+print abs(v(check0))
 
 if abs(v(check0)) > 1e-9
   quit 1
diff --git a/tests/regression/lib-processing/ex1b.out b/tests/regression/lib-processing/ex1b.out
index 955cff684..444fffe1b 100644
--- a/tests/regression/lib-processing/ex1b.out
+++ b/tests/regression/lib-processing/ex1b.out
@@ -5,5 +5,5 @@ Doing analysis at TEMP = 27.000000 and TNOM = 27.000000
 
 
 No. of Data Rows : 1
-v(check0) = 0.000000e+00
+abs(v(check0)) = 0.000000e+00
 INFO: ok
diff --git a/tests/regression/lib-processing/ex2a.cir b/tests/regression/lib-processing/ex2a.cir
index 7e119ad52..66a9c1f7e 100644
--- a/tests/regression/lib-processing/ex2a.cir
+++ b/tests/regression/lib-processing/ex2a.cir
@@ -15,7 +15,7 @@ Vcheck2  9 check2  2.0V
 .control
 op
 
-print v(check1) v(check2)
+print abs(v(check1)) abs(v(check2))
 
 if abs(v(check1)) > 1e-9
   quit 1
diff --git a/tests/regression/lib-processing/ex2a.out b/tests/regression/lib-processing/ex2a.out
index 6d7c9d26a..77f27bdc6 100644
--- a/tests/regression/lib-processing/ex2a.out
+++ b/tests/regression/lib-processing/ex2a.out
@@ -5,6 +5,6 @@ Doing analysis at TEMP = 27.000000 and TNOM = 27.000000
 
 
 No. of Data Rows : 1
-v(check1) = 0.000000e+00
-v(check2) = 0.000000e+00
+abs(v(check1)) = 0.000000e+00
+abs(v(check2)) = 0.000000e+00
 INFO: ok
diff --git a/tests/regression/lib-processing/ex3a.cir b/tests/regression/lib-processing/ex3a.cir
index a2122f0d1..a6efce473 100644
--- a/tests/regression/lib-processing/ex3a.cir
+++ b/tests/regression/lib-processing/ex3a.cir
@@ -15,7 +15,7 @@ Vcheck2  9 check2  2.0V
 .control
 op
 
-print v(check1) v(check2)
+print abs(v(check1)) abs(v(check2))
 
 if abs(v(check1)) > 1e-9
   quit 1
diff --git a/tests/regression/lib-processing/ex3a.out b/tests/regression/lib-processing/ex3a.out
index 7d54a8b67..6ebcd659f 100644
--- a/tests/regression/lib-processing/ex3a.out
+++ b/tests/regression/lib-processing/ex3a.out
@@ -5,6 +5,6 @@ Doing analysis at TEMP = 27.000000 and TNOM = 27.000000
 
 
 No. of Data Rows : 1
-v(check1) = 0.000000e+00
-v(check2) = 0.000000e+00
+abs(v(check1)) = 0.000000e+00
+abs(v(check2)) = 0.000000e+00
 INFO: ok