diff --git a/CHANGELOG.md b/CHANGELOG.md
index 83ed383f0..94ed32207 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@
 - Fix a bug: invalid translation keys in closing accounting period interface
 - Fix a bug: since PostgreSQL release 9.6.17, the new installations will fail to start complaining for missing password (#194)
 - Fix a bug: missing translations for some error messages
+- Fix a bug: invalid footprints in invoices fixtures
 - Fix a security issue: updated mkdirp to fix [CVE-2020-7598](https://nvd.nist.gov/vuln/detail/CVE-2020-7598)
 - Fix a security issue: updated acorn to fix [CVE-2020-7598](https://nvd.nist.gov/vuln/detail/CVE-2020-7598)
 
diff --git a/lib/tasks/fablab/setup.rake b/lib/tasks/fablab/setup.rake
index 7991f40c6..f017aa80a 100644
--- a/lib/tasks/fablab/setup.rake
+++ b/lib/tasks/fablab/setup.rake
@@ -11,7 +11,7 @@ namespace :fablab do
       end
 
       if AccountingPeriod.count.positive?
-        last_period = AccountingPeriod.order(start_at: 'DESC').first
+        last_period = AccountingPeriod.order(start_at: :desc).first
         puts "Regenerating from #{last_period.end_at}..."
         Invoice.where('created_at > ?', last_period.end_at).order(:id).each(&:chain_record)
       else
@@ -29,7 +29,7 @@ namespace :fablab do
       end
 
       if AccountingPeriod.count.positive?
-        last_period = AccountingPeriod.order(start_at: 'DESC').first
+        last_period = AccountingPeriod.order(start_at: :desc).first
         puts "Regenerating from #{last_period.end_at}..."
         InvoiceItem.where('created_at > ?', last_period.end_at).order(:id).each(&:chain_record)
       else
diff --git a/test/fixtures/invoices.yml b/test/fixtures/invoices.yml
index 5d083af67..ac4e4e106 100644
--- a/test/fixtures/invoices.yml
+++ b/test/fixtures/invoices.yml
@@ -16,7 +16,7 @@ invoice_1:
   type:
   subscription_to_expire:
   description:
-  footprint: d5fc7141c282279134320a4b1db74c540a82f105a0b1f4eeff6602730ed3e745
+  footprint: 8291cfc4cc4cf57eb63cb079ac952cd0ad8ca7b3e7f663f04d4c18a3c5c4ca68
   environment: test
   operator_profile_id: 3
 
@@ -37,7 +37,7 @@ invoice_2:
   type:
   subscription_to_expire:
   description:
-  footprint: 1c156831c7cd1fcc1c6be8b83d60fbb9b89f84285638e87131582eb54b8a377d
+  footprint: 1d8d62a39bd6e230043e60ffd0429c14414f5703a60b9cba71a81f6a9dcaf894
   environment: test
   operator_profile_id: 1
 
@@ -58,7 +58,7 @@ invoice_3:
   type:
   subscription_to_expire:
   description:
-  footprint: 5fa3ac2e2684f6df1440c63969b78ac24daa9207682b359f61c655d41d4c4f03
+  footprint: 8fb2c1105d24ac19096d5673b02ddea11c0c8578d818fad320c85c6005dda69b
   environment: test
   operator_profile_id: 1
 
@@ -80,7 +80,7 @@ invoice_4:
   type:
   subscription_to_expire:
   description:
-  footprint: 6de8d985d82f2146aaa60e79882237b3bc8812521643b14498e4d498aec78613
+  footprint: 4ed7cf862affb0b6e0be53cfd97da3373b51c555ef2f06c7fe2b354940f10b53
   environment: test
   operator_profile_id: 1
 
@@ -101,6 +101,6 @@ invoice_5:
   type:
   subscription_to_expire:
   description:
-  footprint: a78aa3f991718f023f1c6b85b6f30aeda3f3d6b20f2d64504d29a23141db9edb
+  footprint: 9aead7f5eb9411778d072279a058be0fe2da76eb12f6a22100cbec1f2b3f6e9d
   environment: test
   operator_profile_id: 1