diff --git a/hosts/elara/configs/ssh/default.nix b/hosts/elara/configs/ssh/default.nix
index 73c1070..d74fad9 100644
--- a/hosts/elara/configs/ssh/default.nix
+++ b/hosts/elara/configs/ssh/default.nix
@@ -29,16 +29,19 @@ in
         User git
         HostName karaolidis.com
         IdentityFile /root/.ssh/ssh_personal_ed25519_key
+        IdentitiesOnly yes
 
       Host github.com
         User git
         HostName github.com
         IdentityFile /root/.ssh/ssh_sas_ed25519_key
+        IdentitiesOnly yes
 
       Host gitlab.sas.com
         User git
         HostName gitlab.sas.com
         IdentityFile /root/.ssh/ssh_sas_ed25519_key
+        IdentitiesOnly yes
     '';
 
     knownHostsFiles =
diff --git a/hosts/elara/users/nikara/configs/console/ssh/default.nix b/hosts/elara/users/nikara/configs/console/ssh/default.nix
index d2e95bf..4b852dd 100644
--- a/hosts/elara/users/nikara/configs/console/ssh/default.nix
+++ b/hosts/elara/users/nikara/configs/console/ssh/default.nix
@@ -88,36 +88,42 @@ in
             hostname = "karaolidis.com";
             user = "nick";
             identityFile = "${home}/.ssh/ssh_personal_ed25519_key";
+            identitiesOnly = true;
           };
 
           "github.com" = {
             hostname = "github.com";
             user = "git";
             identityFile = [ "${home}/.ssh/ssh_personal_ed25519_key" ];
+            identitiesOnly = true;
           };
 
           "gitlab.com" = {
             hostname = "gitlab.com";
             user = "git";
             identityFile = "${home}/.ssh/ssh_personal_ed25519_key";
+            identitiesOnly = true;
           };
 
           "github.sas.com" = {
             hostname = "github.com";
             user = "git";
             identityFile = [ "${home}/.ssh/ssh_sas_ed25519_key" ];
+            identitiesOnly = true;
           };
 
           "cldlgn.fyi.sas.com" = {
             inherit user;
             hostname = "cldlgn.fyi.sas.com";
             identityFile = "${home}/.ssh/ssh_sas_ed25519_key";
+            identitiesOnly = true;
           };
 
           "gitlab.sas.com" = {
             hostname = "gitlab.sas.com";
             user = "git";
             identityFile = "${home}/.ssh/ssh_sas_ed25519_key";
+            identitiesOnly = true;
           };
 
           "gerrit-svi.unx.sas.com" = {
@@ -125,6 +131,7 @@ in
             user = "nikara";
             port = 29418;
             identityFile = "${home}/.ssh/ssh_sas_ed25519_key";
+            identitiesOnly = true;
           };
 
           "artifactlfs.unx.sas.com" = {
@@ -132,6 +139,7 @@ in
             user = "nikara";
             port = 1339;
             identityFile = "${home}/.ssh/ssh_sas_rsa_key";
+            identitiesOnly = true;
           };
         };
 
diff --git a/hosts/himalia/configs/ssh/default.nix b/hosts/himalia/configs/ssh/default.nix
index ee12a3a..b4f601a 100644
--- a/hosts/himalia/configs/ssh/default.nix
+++ b/hosts/himalia/configs/ssh/default.nix
@@ -10,5 +10,6 @@
       User git
       HostName karaolidis.com
       IdentityFile /root/.ssh/ssh_personal_ed25519_key
+      IdentitiesOnly yes
   '';
 }
diff --git a/hosts/himalia/users/nick/configs/console/ssh/default.nix b/hosts/himalia/users/nick/configs/console/ssh/default.nix
index 440c16f..e7d6b25 100644
--- a/hosts/himalia/users/nick/configs/console/ssh/default.nix
+++ b/hosts/himalia/users/nick/configs/console/ssh/default.nix
@@ -44,18 +44,21 @@ in
             hostname = "karaolidis.com";
             user = "nick";
             identityFile = "${home}/.ssh/ssh_personal_ed25519_key";
+            identitiesOnly = true;
           };
 
           "github.com" = {
             hostname = "github.com";
             user = "git";
             identityFile = "${home}/.ssh/ssh_personal_ed25519_key";
+            identitiesOnly = true;
           };
 
           "gitlab.com" = {
             hostname = "gitlab.com";
             user = "git";
             identityFile = "${home}/.ssh/ssh_personal_ed25519_key";
+            identitiesOnly = true;
           };
         };
 
diff --git a/hosts/installer/configs/ssh/default.nix b/hosts/installer/configs/ssh/default.nix
index ee12a3a..b4f601a 100644
--- a/hosts/installer/configs/ssh/default.nix
+++ b/hosts/installer/configs/ssh/default.nix
@@ -10,5 +10,6 @@
       User git
       HostName karaolidis.com
       IdentityFile /root/.ssh/ssh_personal_ed25519_key
+      IdentitiesOnly yes
   '';
 }
diff --git a/hosts/installer/users/nick/configs/console/ssh/default.nix b/hosts/installer/users/nick/configs/console/ssh/default.nix
index 96882c4..e263a4f 100644
--- a/hosts/installer/users/nick/configs/console/ssh/default.nix
+++ b/hosts/installer/users/nick/configs/console/ssh/default.nix
@@ -43,18 +43,21 @@ in
           hostname = "karaolidis.com";
           user = "nick";
           identityFile = "${home}/.ssh/ssh_personal_ed25519_key";
+          identitiesOnly = true;
         };
 
         "github.com" = {
           hostname = "github.com";
           user = "git";
           identityFile = "${home}/.ssh/ssh_personal_ed25519_key";
+          identitiesOnly = true;
         };
 
         "gitlab.com" = {
           hostname = "gitlab.com";
           user = "git";
           identityFile = "${home}/.ssh/ssh_personal_ed25519_key";
+          identitiesOnly = true;
         };
       };
 
diff --git a/hosts/jupiter-vps/configs/ssh/default.nix b/hosts/jupiter-vps/configs/ssh/default.nix
index ee12a3a..b4f601a 100644
--- a/hosts/jupiter-vps/configs/ssh/default.nix
+++ b/hosts/jupiter-vps/configs/ssh/default.nix
@@ -10,5 +10,6 @@
       User git
       HostName karaolidis.com
       IdentityFile /root/.ssh/ssh_personal_ed25519_key
+      IdentitiesOnly yes
   '';
 }
diff --git a/hosts/jupiter/configs/ssh/default.nix b/hosts/jupiter/configs/ssh/default.nix
index ee12a3a..b4f601a 100644
--- a/hosts/jupiter/configs/ssh/default.nix
+++ b/hosts/jupiter/configs/ssh/default.nix
@@ -10,5 +10,6 @@
       User git
       HostName karaolidis.com
       IdentityFile /root/.ssh/ssh_personal_ed25519_key
+      IdentitiesOnly yes
   '';
 }