diff --git a/sysmo_usimsjs1.py b/sysmo_usimsjs1.py
index 2b50f51..e85bdf0 100644
--- a/sysmo_usimsjs1.py
+++ b/sysmo_usimsjs1.py
@@ -300,7 +300,7 @@ def sysmo_usim_write_auth_params(sim, algo_2g_str, algo_3g_str):
 	        algo_2g = sysmo_usim_str_to_algo(algo_2g_str)
 
         if algo_3g_str.isdigit():
-	        algo_3g = int(algo_2g_str)
+	        algo_3g = int(algo_3g_str)
         else:
 	        algo_3g = sysmo_usim_str_to_algo(algo_3g_str)
 
diff --git a/tests/04_algo.out b/tests/04_algo.out
index 47ec23d..cc39188 100644
--- a/tests/04_algo.out
+++ b/tests/04_algo.out
@@ -62,7 +62,7 @@ Detected Card IMSI:  262423203000002
 Programming Authentication parameters...
  * New algorithm setting:
    2G: 3=COMP128v1
-   3G: 3=COMP128v1
+   3G: 1=MILENAGE
  * Initalizing...
  * Programming...
 
@@ -87,7 +87,7 @@ Reading Authentication parameters...
  * Reading...
  * Current algorithm setting:
    2G: 3=COMP128v1
-   3G: 3=COMP128v1
+   3G: 1=MILENAGE
 
 Done!
 sysmoUSIM-SJS1 parameterization tool
@@ -108,7 +108,7 @@ Detected Card IMSI:  262423203000002
 Programming Authentication parameters...
  * New algorithm setting:
    2G: 4=XOR-2G
-   3G: 4=XOR-2G
+   3G: 1=MILENAGE
  * Initalizing...
  * Programming...
 
@@ -133,7 +133,7 @@ Reading Authentication parameters...
  * Reading...
  * Current algorithm setting:
    2G: 4=XOR-2G
-   3G: 4=XOR-2G
+   3G: 1=MILENAGE
 
 Done!
 sysmoUSIM-SJS1 parameterization tool
@@ -154,7 +154,7 @@ Detected Card IMSI:  262423203000002
 Programming Authentication parameters...
  * New algorithm setting:
    2G: 5=GBA
-   3G: 5=GBA
+   3G: 1=MILENAGE
  * Initalizing...
  * Programming...
 
@@ -179,7 +179,7 @@ Reading Authentication parameters...
  * Reading...
  * Current algorithm setting:
    2G: 5=GBA
-   3G: 5=GBA
+   3G: 1=MILENAGE
 
 Done!
 sysmoUSIM-SJS1 parameterization tool
@@ -200,7 +200,7 @@ Detected Card IMSI:  262423203000002
 Programming Authentication parameters...
  * New algorithm setting:
    2G: 6=COMP128v2
-   3G: 6=COMP128v2
+   3G: 1=MILENAGE
  * Initalizing...
  * Programming...
 
@@ -225,7 +225,7 @@ Reading Authentication parameters...
  * Reading...
  * Current algorithm setting:
    2G: 6=COMP128v2
-   3G: 6=COMP128v2
+   3G: 1=MILENAGE
 
 Done!
 sysmoUSIM-SJS1 parameterization tool
@@ -246,7 +246,7 @@ Detected Card IMSI:  262423203000002
 Programming Authentication parameters...
  * New algorithm setting:
    2G: 7=COMP128v3
-   3G: 7=COMP128v3
+   3G: 1=MILENAGE
  * Initalizing...
  * Programming...
 
@@ -271,7 +271,7 @@ Reading Authentication parameters...
  * Reading...
  * Current algorithm setting:
    2G: 7=COMP128v3
-   3G: 7=COMP128v3
+   3G: 1=MILENAGE
 
 Done!
 sysmoUSIM-SJS1 parameterization tool
@@ -292,7 +292,7 @@ Detected Card IMSI:  262423203000002
 Programming Authentication parameters...
  * New algorithm setting:
    2G: 9=CIS-B
-   3G: 9=CIS-B
+   3G: 1=MILENAGE
  * Initalizing...
  * Programming...
 
@@ -317,7 +317,7 @@ Reading Authentication parameters...
  * Reading...
  * Current algorithm setting:
    2G: 9=CIS-B
-   3G: 9=CIS-B
+   3G: 1=MILENAGE
 
 Done!
 sysmoUSIM-SJS1 parameterization tool
@@ -338,7 +338,7 @@ Detected Card IMSI:  262423203000002
 Programming Authentication parameters...
  * New algorithm setting:
    2G: 5=GBA
-   3G: 5=GBA
+   3G: 8=XOR-3G
  * Initalizing...
  * Programming...
 
@@ -363,7 +363,7 @@ Reading Authentication parameters...
  * Reading...
  * Current algorithm setting:
    2G: 5=GBA
-   3G: 5=GBA
+   3G: 8=XOR-3G
 
 Done!
 sysmoUSIM-SJS1 parameterization tool
@@ -384,7 +384,7 @@ Detected Card IMSI:  262423203000002
 Programming Authentication parameters...
  * New algorithm setting:
    2G: 3=COMP128v1
-   3G: 3=COMP128v1
+   3G: 8=XOR-3G
  * Initalizing...
  * Programming...
 
@@ -409,7 +409,7 @@ Reading Authentication parameters...
  * Reading...
  * Current algorithm setting:
    2G: 3=COMP128v1
-   3G: 3=COMP128v1
+   3G: 8=XOR-3G
 
 Done!
 sysmoUSIM-SJS1 parameterization tool